Home / 37,438,479-56,150,616.42-18,249,937.56

Finding the Fourth Proportional to 37,438,479, 56,150,616.42 and 18,249,937.56

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Solution

The fourth proportional to 37,438,479, 56,150,616.42 and 18,249,937.56 is: 27,371,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,438,479 : 56,150,616.42 = 18,249,937.56 : x
  2. Step 2: Convert to fraction form
    37,438,479/56,150,616.42 = 18,249,937.56/x
  3. Step 3: Cross multiply
    37,438,479x = 56,150,616.42 × 18,249,937.56
  4. Step 4: Simplify right side
    37,438,479x = 1,024,745,243,620,510.75
  5. Step 5: Solve for x
    x = 1,024,745,243,620,510.75/37,438,479
  6. Step 6: Final answer
    x = 27,371,444.33

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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.