Home / 67,522,478.40-93,088,473.12-42,730,332.48

Finding the Fourth Proportional to 67,522,478.40, 93,088,473.12 and 42,730,332.48

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Solution

The fourth proportional to 67,522,478.40, 93,088,473.12 and 42,730,332.48 is: 58,909,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,522,478.40 : 93,088,473.12 = 42,730,332.48 : x
  2. Step 2: Convert to fraction form
    67,522,478.40/93,088,473.12 = 42,730,332.48/x
  3. Step 3: Cross multiply
    67,522,478.40x = 93,088,473.12 × 42,730,332.48
  4. Step 4: Simplify right side
    67,522,478.40x = 3,977,701,406,473,143
  5. Step 5: Solve for x
    x = 3,977,701,406,473,143/67,522,478.40
  6. Step 6: Final answer
    x = 58,909,292.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.