Home / 10,342,388.54-15,513,540.95-3,153,901.64

Finding the Fourth Proportional to 10,342,388.54, 15,513,540.95 and 3,153,901.64

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Solution

The fourth proportional to 10,342,388.54, 15,513,540.95 and 3,153,901.64 is: 4,730,839.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342,388.54 : 15,513,540.95 = 3,153,901.64 : x
  2. Step 2: Convert to fraction form
    10,342,388.54/15,513,540.95 = 3,153,901.64/x
  3. Step 3: Cross multiply
    10,342,388.54x = 15,513,540.95 × 3,153,901.64
  4. Step 4: Simplify right side
    10,342,388.54x = 48,928,182,174,729.20
  5. Step 5: Solve for x
    x = 48,928,182,174,729.20/10,342,388.54
  6. Step 6: Final answer
    x = 4,730,839.69

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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.