Home / 21,443,461.50-32,169,177.45-7,067,539.38

Finding the Fourth Proportional to 21,443,461.50, 32,169,177.45 and 7,067,539.38

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Solution

The fourth proportional to 21,443,461.50, 32,169,177.45 and 7,067,539.38 is: 10,602,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,443,461.50 : 32,169,177.45 = 7,067,539.38 : x
  2. Step 2: Convert to fraction form
    21,443,461.50/32,169,177.45 = 7,067,539.38/x
  3. Step 3: Cross multiply
    21,443,461.50x = 32,169,177.45 × 7,067,539.38
  4. Step 4: Simplify right side
    21,443,461.50x = 227,356,928,450,082.97
  5. Step 5: Solve for x
    x = 227,356,928,450,082.97/21,443,461.50
  6. Step 6: Final answer
    x = 10,602,622.55

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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.