Home / 21,441,254.24-32,147,663.68-7,792,780.16

Finding the Fourth Proportional to 21,441,254.24, 32,147,663.68 and 7,792,780.16

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Solution

The fourth proportional to 21,441,254.24, 32,147,663.68 and 7,792,780.16 is: 11,684,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441,254.24 : 32,147,663.68 = 7,792,780.16 : x
  2. Step 2: Convert to fraction form
    21,441,254.24/32,147,663.68 = 7,792,780.16/x
  3. Step 3: Cross multiply
    21,441,254.24x = 32,147,663.68 × 7,792,780.16
  4. Step 4: Simplify right side
    21,441,254.24x = 250,519,675,715,856.59
  5. Step 5: Solve for x
    x = 250,519,675,715,856.59/21,441,254.24
  6. Step 6: Final answer
    x = 11,684,002.85

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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.