Home / 10,365,538.86-15,548,308.29-5,313,627.18

Finding the Fourth Proportional to 10,365,538.86, 15,548,308.29 and 5,313,627.18

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Solution

The fourth proportional to 10,365,538.86, 15,548,308.29 and 5,313,627.18 is: 7,970,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,538.86 : 15,548,308.29 = 5,313,627.18 : x
  2. Step 2: Convert to fraction form
    10,365,538.86/15,548,308.29 = 5,313,627.18/x
  3. Step 3: Cross multiply
    10,365,538.86x = 15,548,308.29 × 5,313,627.18
  4. Step 4: Simplify right side
    10,365,538.86x = 82,617,913,532,763.31
  5. Step 5: Solve for x
    x = 82,617,913,532,763.31/10,365,538.86
  6. Step 6: Final answer
    x = 7,970,440.77

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Double scale
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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.