Home / 74,787,694.47-112,221,038.79-53,068,418.46

Finding the Fourth Proportional to 74,787,694.47, 112,221,038.79 and 53,068,418.46

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Solution

The fourth proportional to 74,787,694.47, 112,221,038.79 and 53,068,418.46 is: 79,630,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,787,694.47 : 112,221,038.79 = 53,068,418.46 : x
  2. Step 2: Convert to fraction form
    74,787,694.47/112,221,038.79 = 53,068,418.46/x
  3. Step 3: Cross multiply
    74,787,694.47x = 112,221,038.79 × 53,068,418.46
  4. Step 4: Simplify right side
    74,787,694.47x = 5,955,393,046,523,613
  5. Step 5: Solve for x
    x = 5,955,393,046,523,613/74,787,694.47
  6. Step 6: Final answer
    x = 79,630,654.33

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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.