Home / 6,472,612.20-9,715,139.10-3,281,341.80

Finding the Fourth Proportional to 6,472,612.20, 9,715,139.10 and 3,281,341.80

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Solution

The fourth proportional to 6,472,612.20, 9,715,139.10 and 3,281,341.80 is: 4,925,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472,612.20 : 9,715,139.10 = 3,281,341.80 : x
  2. Step 2: Convert to fraction form
    6,472,612.20/9,715,139.10 = 3,281,341.80/x
  3. Step 3: Cross multiply
    6,472,612.20x = 9,715,139.10 × 3,281,341.80
  4. Step 4: Simplify right side
    6,472,612.20x = 31,878,692,021,644.38
  5. Step 5: Solve for x
    x = 31,878,692,021,644.38/6,472,612.20
  6. Step 6: Final answer
    x = 4,925,166.38

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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.