Home / 12,924,155.75-19,386,434.57-3,827,173.46

Finding the Fourth Proportional to 12,924,155.75, 19,386,434.57 and 3,827,173.46

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Solution

The fourth proportional to 12,924,155.75, 19,386,434.57 and 3,827,173.46 is: 5,740,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,155.75 : 19,386,434.57 = 3,827,173.46 : x
  2. Step 2: Convert to fraction form
    12,924,155.75/19,386,434.57 = 3,827,173.46/x
  3. Step 3: Cross multiply
    12,924,155.75x = 19,386,434.57 × 3,827,173.46
  4. Step 4: Simplify right side
    12,924,155.75x = 74,195,247,754,262.48
  5. Step 5: Solve for x
    x = 74,195,247,754,262.48/12,924,155.75
  6. Step 6: Final answer
    x = 5,740,819.69

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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.