Home / 58,561,989.96-80,768,423.65-51,482,446.09

Finding the Fourth Proportional to 58,561,989.96, 80,768,423.65 and 51,482,446.09

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Solution

The fourth proportional to 58,561,989.96, 80,768,423.65 and 51,482,446.09 is: 71,004,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,561,989.96 : 80,768,423.65 = 51,482,446.09 : x
  2. Step 2: Convert to fraction form
    58,561,989.96/80,768,423.65 = 51,482,446.09/x
  3. Step 3: Cross multiply
    58,561,989.96x = 80,768,423.65 × 51,482,446.09
  4. Step 4: Simplify right side
    58,561,989.96x = 4,158,156,016,335,406.50
  5. Step 5: Solve for x
    x = 4,158,156,016,335,406.50/58,561,989.96
  6. Step 6: Final answer
    x = 71,004,349.74

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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.