Home / 37,068,508.80-55,562,212.80-13,121,654.40

Finding the Fourth Proportional to 37,068,508.80, 55,562,212.80 and 13,121,654.40

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Solution

The fourth proportional to 37,068,508.80, 55,562,212.80 and 13,121,654.40 is: 19,668,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,068,508.80 : 55,562,212.80 = 13,121,654.40 : x
  2. Step 2: Convert to fraction form
    37,068,508.80/55,562,212.80 = 13,121,654.40/x
  3. Step 3: Cross multiply
    37,068,508.80x = 55,562,212.80 × 13,121,654.40
  4. Step 4: Simplify right side
    37,068,508.80x = 729,068,154,060,856.25
  5. Step 5: Solve for x
    x = 729,068,154,060,856.25/37,068,508.80
  6. Step 6: Final answer
    x = 19,668,127.41

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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.