Home / 25,034,146.99-34,536,118.05-15,105,491.66

Finding the Fourth Proportional to 25,034,146.99, 34,536,118.05 and 15,105,491.66

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Solution

The fourth proportional to 25,034,146.99, 34,536,118.05 and 15,105,491.66 is: 20,838,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,034,146.99 : 34,536,118.05 = 15,105,491.66 : x
  2. Step 2: Convert to fraction form
    25,034,146.99/34,536,118.05 = 15,105,491.66/x
  3. Step 3: Cross multiply
    25,034,146.99x = 34,536,118.05 × 15,105,491.66
  4. Step 4: Simplify right side
    25,034,146.99x = 521,685,043,259,390.69
  5. Step 5: Solve for x
    x = 521,685,043,259,390.69/25,034,146.99
  6. Step 6: Final answer
    x = 20,838,938.25

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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.