Home / 14,414,320.08-19,891,763.10-7,887,949.20

Finding the Fourth Proportional to 14,414,320.08, 19,891,763.10 and 7,887,949.20

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Solution

The fourth proportional to 14,414,320.08, 19,891,763.10 and 7,887,949.20 is: 10,885,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,320.08 : 19,891,763.10 = 7,887,949.20 : x
  2. Step 2: Convert to fraction form
    14,414,320.08/19,891,763.10 = 7,887,949.20/x
  3. Step 3: Cross multiply
    14,414,320.08x = 19,891,763.10 × 7,887,949.20
  4. Step 4: Simplify right side
    14,414,320.08x = 156,905,216,831,234.53
  5. Step 5: Solve for x
    x = 156,905,216,831,234.53/14,414,320.08
  6. Step 6: Final answer
    x = 10,885,370.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.