Home / 12,501,785.20-18,748,991.40-4,926,233.20

Finding the Fourth Proportional to 12,501,785.20, 18,748,991.40 and 4,926,233.20

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Solution

The fourth proportional to 12,501,785.20, 18,748,991.40 and 4,926,233.20 is: 7,387,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501,785.20 : 18,748,991.40 = 4,926,233.20 : x
  2. Step 2: Convert to fraction form
    12,501,785.20/18,748,991.40 = 4,926,233.20/x
  3. Step 3: Cross multiply
    12,501,785.20x = 18,748,991.40 × 4,926,233.20
  4. Step 4: Simplify right side
    12,501,785.20x = 92,361,903,901,194.47
  5. Step 5: Solve for x
    x = 92,361,903,901,194.47/12,501,785.20
  6. Step 6: Final answer
    x = 7,387,897.20

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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.