Home / 26,299,981.18-39,453,677.52-8,105,647.78

Finding the Fourth Proportional to 26,299,981.18, 39,453,677.52 and 8,105,647.78

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Solution

The fourth proportional to 26,299,981.18, 39,453,677.52 and 8,105,647.78 is: 12,159,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,299,981.18 : 39,453,677.52 = 8,105,647.78 : x
  2. Step 2: Convert to fraction form
    26,299,981.18/39,453,677.52 = 8,105,647.78/x
  3. Step 3: Cross multiply
    26,299,981.18x = 39,453,677.52 × 8,105,647.78
  4. Step 4: Simplify right side
    26,299,981.18x = 319,797,613,602,823.94
  5. Step 5: Solve for x
    x = 319,797,613,602,823.94/26,299,981.18
  6. Step 6: Final answer
    x = 12,159,613.78

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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.