Home / 15,528,800.10-23,293,200.15-13,639,232.10

Finding the Fourth Proportional to 15,528,800.10, 23,293,200.15 and 13,639,232.10

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Solution

The fourth proportional to 15,528,800.10, 23,293,200.15 and 13,639,232.10 is: 20,458,848.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,800.10 : 23,293,200.15 = 13,639,232.10 : x
  2. Step 2: Convert to fraction form
    15,528,800.10/23,293,200.15 = 13,639,232.10/x
  3. Step 3: Cross multiply
    15,528,800.10x = 23,293,200.15 × 13,639,232.10
  4. Step 4: Simplify right side
    15,528,800.10x = 317,701,363,197,604.81
  5. Step 5: Solve for x
    x = 317,701,363,197,604.81/15,528,800.10
  6. Step 6: Final answer
    x = 20,458,848.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.