Home / 37,662,221.40-56,493,332.10-12,105,814.20

Finding the Fourth Proportional to 37,662,221.40, 56,493,332.10 and 12,105,814.20

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Solution

The fourth proportional to 37,662,221.40, 56,493,332.10 and 12,105,814.20 is: 18,158,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,662,221.40 : 56,493,332.10 = 12,105,814.20 : x
  2. Step 2: Convert to fraction form
    37,662,221.40/56,493,332.10 = 12,105,814.20/x
  3. Step 3: Cross multiply
    37,662,221.40x = 56,493,332.10 × 12,105,814.20
  4. Step 4: Simplify right side
    37,662,221.40x = 683,897,781,941,495.75
  5. Step 5: Solve for x
    x = 683,897,781,941,495.75/37,662,221.40
  6. Step 6: Final answer
    x = 18,158,721.30

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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.