Home / 83,415,582.60-124,960,481.28-39,634,036.08

Finding the Fourth Proportional to 83,415,582.60, 124,960,481.28 and 39,634,036.08

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Solution

The fourth proportional to 83,415,582.60, 124,960,481.28 and 39,634,036.08 is: 59,373,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,415,582.60 : 124,960,481.28 = 39,634,036.08 : x
  2. Step 2: Convert to fraction form
    83,415,582.60/124,960,481.28 = 39,634,036.08/x
  3. Step 3: Cross multiply
    83,415,582.60x = 124,960,481.28 × 39,634,036.08
  4. Step 4: Simplify right side
    83,415,582.60x = 4,952,688,223,625,684
  5. Step 5: Solve for x
    x = 4,952,688,223,625,684/83,415,582.60
  6. Step 6: Final answer
    x = 59,373,657.41

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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.