Home / 55,031,374.80-82,536,564.60-16,694,139.60

Finding the Fourth Proportional to 55,031,374.80, 82,536,564.60 and 16,694,139.60

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Solution

The fourth proportional to 55,031,374.80, 82,536,564.60 and 16,694,139.60 is: 25,038,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,031,374.80 : 82,536,564.60 = 16,694,139.60 : x
  2. Step 2: Convert to fraction form
    55,031,374.80/82,536,564.60 = 16,694,139.60/x
  3. Step 3: Cross multiply
    55,031,374.80x = 82,536,564.60 × 16,694,139.60
  4. Step 4: Simplify right side
    55,031,374.80x = 1,377,876,931,536,818
  5. Step 5: Solve for x
    x = 1,377,876,931,536,818/55,031,374.80
  6. Step 6: Final answer
    x = 25,038,024.88

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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.