Home / 12,627,548.10-17,425,592.10-7,983,832.68

Finding the Fourth Proportional to 12,627,548.10, 17,425,592.10 and 7,983,832.68

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Solution

The fourth proportional to 12,627,548.10, 17,425,592.10 and 7,983,832.68 is: 11,017,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,548.10 : 17,425,592.10 = 7,983,832.68 : x
  2. Step 2: Convert to fraction form
    12,627,548.10/17,425,592.10 = 7,983,832.68/x
  3. Step 3: Cross multiply
    12,627,548.10x = 17,425,592.10 × 7,983,832.68
  4. Step 4: Simplify right side
    12,627,548.10x = 139,123,011,676,329.83
  5. Step 5: Solve for x
    x = 139,123,011,676,329.83/12,627,548.10
  6. Step 6: Final answer
    x = 11,017,420.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.