Home / 61,272,735.30-91,814,624.55-53,147,592.90

Finding the Fourth Proportional to 61,272,735.30, 91,814,624.55 and 53,147,592.90

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Solution

The fourth proportional to 61,272,735.30, 91,814,624.55 and 53,147,592.90 is: 79,639,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,272,735.30 : 91,814,624.55 = 53,147,592.90 : x
  2. Step 2: Convert to fraction form
    61,272,735.30/91,814,624.55 = 53,147,592.90/x
  3. Step 3: Cross multiply
    61,272,735.30x = 91,814,624.55 × 53,147,592.90
  4. Step 4: Simplify right side
    61,272,735.30x = 4,879,726,287,849,745
  5. Step 5: Solve for x
    x = 4,879,726,287,849,745/61,272,735.30
  6. Step 6: Final answer
    x = 79,639,439.37

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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.