Home / 58,981,211.61-81,428,986.87-52,436,764.80

Finding the Fourth Proportional to 58,981,211.61, 81,428,986.87 and 52,436,764.80

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Solution

The fourth proportional to 58,981,211.61, 81,428,986.87 and 52,436,764.80 is: 72,393,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,981,211.61 : 81,428,986.87 = 52,436,764.80 : x
  2. Step 2: Convert to fraction form
    58,981,211.61/81,428,986.87 = 52,436,764.80/x
  3. Step 3: Cross multiply
    58,981,211.61x = 81,428,986.87 × 52,436,764.80
  4. Step 4: Simplify right side
    58,981,211.61x = 4,269,872,632,273,386.50
  5. Step 5: Solve for x
    x = 4,269,872,632,273,386.50/58,981,211.61
  6. Step 6: Final answer
    x = 72,393,776.19

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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.