Home / 14,894,427-20,554,581.48-8,279,636.52

Finding the Fourth Proportional to 14,894,427, 20,554,581.48 and 8,279,636.52

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Solution

The fourth proportional to 14,894,427, 20,554,581.48 and 8,279,636.52 is: 11,426,049.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894,427 : 20,554,581.48 = 8,279,636.52 : x
  2. Step 2: Convert to fraction form
    14,894,427/20,554,581.48 = 8,279,636.52/x
  3. Step 3: Cross multiply
    14,894,427x = 20,554,581.48 × 8,279,636.52
  4. Step 4: Simplify right side
    14,894,427x = 170,184,463,475,123.66
  5. Step 5: Solve for x
    x = 170,184,463,475,123.66/14,894,427
  6. Step 6: Final answer
    x = 11,426,049.72

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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.