Home / 10,136,120.45-15,204,053.86-2,459,828.88

Finding the Fourth Proportional to 10,136,120.45, 15,204,053.86 and 2,459,828.88

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Solution

The fourth proportional to 10,136,120.45, 15,204,053.86 and 2,459,828.88 is: 3,689,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136,120.45 : 15,204,053.86 = 2,459,828.88 : x
  2. Step 2: Convert to fraction form
    10,136,120.45/15,204,053.86 = 2,459,828.88/x
  3. Step 3: Cross multiply
    10,136,120.45x = 15,204,053.86 × 2,459,828.88
  4. Step 4: Simplify right side
    10,136,120.45x = 37,399,370,771,753.91
  5. Step 5: Solve for x
    x = 37,399,370,771,753.91/10,136,120.45
  6. Step 6: Final answer
    x = 3,689,712.55

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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.