Home / 14,391,548.72-21,581,178.29-8,330,464.11

Finding the Fourth Proportional to 14,391,548.72, 21,581,178.29 and 8,330,464.11

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Solution

The fourth proportional to 14,391,548.72, 21,581,178.29 and 8,330,464.11 is: 12,492,139.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391,548.72 : 21,581,178.29 = 8,330,464.11 : x
  2. Step 2: Convert to fraction form
    14,391,548.72/21,581,178.29 = 8,330,464.11/x
  3. Step 3: Cross multiply
    14,391,548.72x = 21,581,178.29 × 8,330,464.11
  4. Step 4: Simplify right side
    14,391,548.72x = 179,781,231,196,356.16
  5. Step 5: Solve for x
    x = 179,781,231,196,356.16/14,391,548.72
  6. Step 6: Final answer
    x = 12,492,139.29

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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.