Home / 15,671,948.32-23,447,101.08-13,738,315

Finding the Fourth Proportional to 15,671,948.32, 23,447,101.08 and 13,738,315

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Solution

The fourth proportional to 15,671,948.32, 23,447,101.08 and 13,738,315 is: 20,554,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671,948.32 : 23,447,101.08 = 13,738,315 : x
  2. Step 2: Convert to fraction form
    15,671,948.32/23,447,101.08 = 13,738,315/x
  3. Step 3: Cross multiply
    15,671,948.32x = 23,447,101.08 × 13,738,315
  4. Step 4: Simplify right side
    15,671,948.32x = 322,123,660,473,880.19
  5. Step 5: Solve for x
    x = 322,123,660,473,880.19/15,671,948.32
  6. Step 6: Final answer
    x = 20,554,155.35

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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.