Home / 15,237,952.60-21,022,388.24-8,708,078.88

Finding the Fourth Proportional to 15,237,952.60, 21,022,388.24 and 8,708,078.88

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Solution

The fourth proportional to 15,237,952.60, 21,022,388.24 and 8,708,078.88 is: 12,013,727.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,237,952.60 : 21,022,388.24 = 8,708,078.88 : x
  2. Step 2: Convert to fraction form
    15,237,952.60/21,022,388.24 = 8,708,078.88/x
  3. Step 3: Cross multiply
    15,237,952.60x = 21,022,388.24 × 8,708,078.88
  4. Step 4: Simplify right side
    15,237,952.60x = 183,064,614,956,562.62
  5. Step 5: Solve for x
    x = 183,064,614,956,562.62/15,237,952.60
  6. Step 6: Final answer
    x = 12,013,727.81

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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.