Home / 10,334,934.40-15,502,401.60-3,146,411.20

Finding the Fourth Proportional to 10,334,934.40, 15,502,401.60 and 3,146,411.20

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Solution

The fourth proportional to 10,334,934.40, 15,502,401.60 and 3,146,411.20 is: 4,719,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334,934.40 : 15,502,401.60 = 3,146,411.20 : x
  2. Step 2: Convert to fraction form
    10,334,934.40/15,502,401.60 = 3,146,411.20/x
  3. Step 3: Cross multiply
    10,334,934.40x = 15,502,401.60 × 3,146,411.20
  4. Step 4: Simplify right side
    10,334,934.40x = 48,776,930,021,137.92
  5. Step 5: Solve for x
    x = 48,776,930,021,137.92/10,334,934.40
  6. Step 6: Final answer
    x = 4,719,616.80

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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.