Home / 52,180,130.38-72,000,768.72-29,849,565.94

Finding the Fourth Proportional to 52,180,130.38, 72,000,768.72 and 29,849,565.94

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Solution

The fourth proportional to 52,180,130.38, 72,000,768.72 and 29,849,565.94 is: 41,187,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180,130.38 : 72,000,768.72 = 29,849,565.94 : x
  2. Step 2: Convert to fraction form
    52,180,130.38/72,000,768.72 = 29,849,565.94/x
  3. Step 3: Cross multiply
    52,180,130.38x = 72,000,768.72 × 29,849,565.94
  4. Step 4: Simplify right side
    52,180,130.38x = 2,149,191,693,638,329.50
  5. Step 5: Solve for x
    x = 2,149,191,693,638,329.50/52,180,130.38
  6. Step 6: Final answer
    x = 41,187,932.61

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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.