Home / 15,774,428.60-23,645,313.30-8,570,742.20

Finding the Fourth Proportional to 15,774,428.60, 23,645,313.30 and 8,570,742.20

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Solution

The fourth proportional to 15,774,428.60, 23,645,313.30 and 8,570,742.20 is: 12,847,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774,428.60 : 23,645,313.30 = 8,570,742.20 : x
  2. Step 2: Convert to fraction form
    15,774,428.60/23,645,313.30 = 8,570,742.20/x
  3. Step 3: Cross multiply
    15,774,428.60x = 23,645,313.30 × 8,570,742.20
  4. Step 4: Simplify right side
    15,774,428.60x = 202,657,884,532,531.25
  5. Step 5: Solve for x
    x = 202,657,884,532,531.25/15,774,428.60
  6. Step 6: Final answer
    x = 12,847,240.92

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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.