Home / 58,067,440.80-87,129,154.80-40,991,344.80

Finding the Fourth Proportional to 58,067,440.80, 87,129,154.80 and 40,991,344.80

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Solution

The fourth proportional to 58,067,440.80, 87,129,154.80 and 40,991,344.80 is: 61,506,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,067,440.80 : 87,129,154.80 = 40,991,344.80 : x
  2. Step 2: Convert to fraction form
    58,067,440.80/87,129,154.80 = 40,991,344.80/x
  3. Step 3: Cross multiply
    58,067,440.80x = 87,129,154.80 × 40,991,344.80
  4. Step 4: Simplify right side
    58,067,440.80x = 3,571,541,226,539,374.50
  5. Step 5: Solve for x
    x = 3,571,541,226,539,374.50/58,067,440.80
  6. Step 6: Final answer
    x = 61,506,778.62

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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.