Home / 10,636,695.68-15,960,026.24-5,242,405.52

Finding the Fourth Proportional to 10,636,695.68, 15,960,026.24 and 5,242,405.52

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Solution

The fourth proportional to 10,636,695.68, 15,960,026.24 and 5,242,405.52 is: 7,866,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636,695.68 : 15,960,026.24 = 5,242,405.52 : x
  2. Step 2: Convert to fraction form
    10,636,695.68/15,960,026.24 = 5,242,405.52/x
  3. Step 3: Cross multiply
    10,636,695.68x = 15,960,026.24 × 5,242,405.52
  4. Step 4: Simplify right side
    10,636,695.68x = 83,668,929,659,920.84
  5. Step 5: Solve for x
    x = 83,668,929,659,920.84/10,636,695.68
  6. Step 6: Final answer
    x = 7,866,064.07

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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.