Home / 21,026,560.83-31,539,631.04-6,649,631.07

Finding the Fourth Proportional to 21,026,560.83, 31,539,631.04 and 6,649,631.07

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Solution

The fourth proportional to 21,026,560.83, 31,539,631.04 and 6,649,631.07 is: 9,974,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026,560.83 : 31,539,631.04 = 6,649,631.07 : x
  2. Step 2: Convert to fraction form
    21,026,560.83/31,539,631.04 = 6,649,631.07/x
  3. Step 3: Cross multiply
    21,026,560.83x = 31,539,631.04 × 6,649,631.07
  4. Step 4: Simplify right side
    21,026,560.83x = 209,726,910,499,920.41
  5. Step 5: Solve for x
    x = 209,726,910,499,920.41/21,026,560.83
  6. Step 6: Final answer
    x = 9,974,380.13

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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.