Home / 52,488,117.70-78,732,176.55-49,086,895.30

Finding the Fourth Proportional to 52,488,117.70, 78,732,176.55 and 49,086,895.30

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Solution

The fourth proportional to 52,488,117.70, 78,732,176.55 and 49,086,895.30 is: 73,630,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,117.70 : 78,732,176.55 = 49,086,895.30 : x
  2. Step 2: Convert to fraction form
    52,488,117.70/78,732,176.55 = 49,086,895.30/x
  3. Step 3: Cross multiply
    52,488,117.70x = 78,732,176.55 × 49,086,895.30
  4. Step 4: Simplify right side
    52,488,117.70x = 3,864,718,107,050,965
  5. Step 5: Solve for x
    x = 3,864,718,107,050,965/52,488,117.70
  6. Step 6: Final answer
    x = 73,630,342.95

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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.