Home / 52,771,933.76-72,827,956.50-30,436,613.71

Finding the Fourth Proportional to 52,771,933.76, 72,827,956.50 and 30,436,613.71

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Solution

The fourth proportional to 52,771,933.76, 72,827,956.50 and 30,436,613.71 is: 42,004,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771,933.76 : 72,827,956.50 = 30,436,613.71 : x
  2. Step 2: Convert to fraction form
    52,771,933.76/72,827,956.50 = 30,436,613.71/x
  3. Step 3: Cross multiply
    52,771,933.76x = 72,827,956.50 × 30,436,613.71
  4. Step 4: Simplify right side
    52,771,933.76x = 2,216,636,378,915,043.75
  5. Step 5: Solve for x
    x = 2,216,636,378,915,043.75/52,771,933.76
  6. Step 6: Final answer
    x = 42,004,077.19

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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.