Home / 67,498,539.66-93,147,550.80-38,139,376.86

Finding the Fourth Proportional to 67,498,539.66, 93,147,550.80 and 38,139,376.86

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Solution

The fourth proportional to 67,498,539.66, 93,147,550.80 and 38,139,376.86 is: 52,632,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,498,539.66 : 93,147,550.80 = 38,139,376.86 : x
  2. Step 2: Convert to fraction form
    67,498,539.66/93,147,550.80 = 38,139,376.86/x
  3. Step 3: Cross multiply
    67,498,539.66x = 93,147,550.80 × 38,139,376.86
  4. Step 4: Simplify right side
    67,498,539.66x = 3,552,589,543,547,194.50
  5. Step 5: Solve for x
    x = 3,552,589,543,547,194.50/67,498,539.66
  6. Step 6: Final answer
    x = 52,632,094.88

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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.