Home / 17,156,666.76-25,739,981.10-6,916,241.76

Finding the Fourth Proportional to 17,156,666.76, 25,739,981.10 and 6,916,241.76

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Solution

The fourth proportional to 17,156,666.76, 25,739,981.10 and 6,916,241.76 is: 10,376,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156,666.76 : 25,739,981.10 = 6,916,241.76 : x
  2. Step 2: Convert to fraction form
    17,156,666.76/25,739,981.10 = 6,916,241.76/x
  3. Step 3: Cross multiply
    17,156,666.76x = 25,739,981.10 × 6,916,241.76
  4. Step 4: Simplify right side
    17,156,666.76x = 178,023,932,185,430.75
  5. Step 5: Solve for x
    x = 178,023,932,185,430.75/17,156,666.76
  6. Step 6: Final answer
    x = 10,376,370.58

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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.