Home / 12,580,170.57-17,356,459.95-10,253,061.63

Finding the Fourth Proportional to 12,580,170.57, 17,356,459.95 and 10,253,061.63

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Solution

The fourth proportional to 12,580,170.57, 17,356,459.95 and 10,253,061.63 is: 14,145,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,580,170.57 : 17,356,459.95 = 10,253,061.63 : x
  2. Step 2: Convert to fraction form
    12,580,170.57/17,356,459.95 = 10,253,061.63/x
  3. Step 3: Cross multiply
    12,580,170.57x = 17,356,459.95 × 10,253,061.63
  4. Step 4: Simplify right side
    12,580,170.57x = 177,956,853,545,976.72
  5. Step 5: Solve for x
    x = 177,956,853,545,976.72/12,580,170.57
  6. Step 6: Final answer
    x = 14,145,821.99

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1.5x scale

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.