Home / 8,484,663.60-12,712,998.60-7,224,951.60

Finding the Fourth Proportional to 8,484,663.60, 12,712,998.60 and 7,224,951.60

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Solution

The fourth proportional to 8,484,663.60, 12,712,998.60 and 7,224,951.60 is: 10,825,508.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484,663.60 : 12,712,998.60 = 7,224,951.60 : x
  2. Step 2: Convert to fraction form
    8,484,663.60/12,712,998.60 = 7,224,951.60/x
  3. Step 3: Cross multiply
    8,484,663.60x = 12,712,998.60 × 7,224,951.60
  4. Step 4: Simplify right side
    8,484,663.60x = 91,850,799,575,867.75
  5. Step 5: Solve for x
    x = 91,850,799,575,867.75/8,484,663.60
  6. Step 6: Final answer
    x = 10,825,508.69

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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.