Home / 42,019,768.11-63,024,916.68-11,316,594.78

Finding the Fourth Proportional to 42,019,768.11, 63,024,916.68 and 11,316,594.78

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Solution

The fourth proportional to 42,019,768.11, 63,024,916.68 and 11,316,594.78 is: 16,973,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,019,768.11 : 63,024,916.68 = 11,316,594.78 : x
  2. Step 2: Convert to fraction form
    42,019,768.11/63,024,916.68 = 11,316,594.78/x
  3. Step 3: Cross multiply
    42,019,768.11x = 63,024,916.68 × 11,316,594.78
  4. Step 4: Simplify right side
    42,019,768.11x = 713,227,443,110,822.88
  5. Step 5: Solve for x
    x = 713,227,443,110,822.88/42,019,768.11
  6. Step 6: Final answer
    x = 16,973,616.83

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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.