Home / 7,881,793.50-10,876,872.15-4,260,121.50

Finding the Fourth Proportional to 7,881,793.50, 10,876,872.15 and 4,260,121.50

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Solution

The fourth proportional to 7,881,793.50, 10,876,872.15 and 4,260,121.50 is: 5,878,966.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,793.50 : 10,876,872.15 = 4,260,121.50 : x
  2. Step 2: Convert to fraction form
    7,881,793.50/10,876,872.15 = 4,260,121.50/x
  3. Step 3: Cross multiply
    7,881,793.50x = 10,876,872.15 × 4,260,121.50
  4. Step 4: Simplify right side
    7,881,793.50x = 46,336,796,898,966.23
  5. Step 5: Solve for x
    x = 46,336,796,898,966.23/7,881,793.50
  6. Step 6: Final answer
    x = 5,878,966.11

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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.