Home / 67,932,019.80-93,733,422.98-40,063,513

Finding the Fourth Proportional to 67,932,019.80, 93,733,422.98 and 40,063,513

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Solution

The fourth proportional to 67,932,019.80, 93,733,422.98 and 40,063,513 is: 55,280,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,932,019.80 : 93,733,422.98 = 40,063,513 : x
  2. Step 2: Convert to fraction form
    67,932,019.80/93,733,422.98 = 40,063,513/x
  3. Step 3: Cross multiply
    67,932,019.80x = 93,733,422.98 × 40,063,513
  4. Step 4: Simplify right side
    67,932,019.80x = 3,755,290,210,093,729
  5. Step 5: Solve for x
    x = 3,755,290,210,093,729/67,932,019.80
  6. Step 6: Final answer
    x = 55,280,120.05

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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.