Home / 42,375,839.61-63,563,973.68-13,227,235.19

Finding the Fourth Proportional to 42,375,839.61, 63,563,973.68 and 13,227,235.19

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Solution

The fourth proportional to 42,375,839.61, 63,563,973.68 and 13,227,235.19 is: 19,840,919.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,375,839.61 : 63,563,973.68 = 13,227,235.19 : x
  2. Step 2: Convert to fraction form
    42,375,839.61/63,563,973.68 = 13,227,235.19/x
  3. Step 3: Cross multiply
    42,375,839.61x = 63,563,973.68 × 13,227,235.19
  4. Step 4: Simplify right side
    42,375,839.61x = 840,775,629,476,329.75
  5. Step 5: Solve for x
    x = 840,775,629,476,329.75/42,375,839.61
  6. Step 6: Final answer
    x = 19,840,919.67

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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.