Home / 7,405,793.89-10,215,526.70-4,891,184.03

Finding the Fourth Proportional to 7,405,793.89, 10,215,526.70 and 4,891,184.03

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Solution

The fourth proportional to 7,405,793.89, 10,215,526.70 and 4,891,184.03 is: 6,746,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,793.89 : 10,215,526.70 = 4,891,184.03 : x
  2. Step 2: Convert to fraction form
    7,405,793.89/10,215,526.70 = 4,891,184.03/x
  3. Step 3: Cross multiply
    7,405,793.89x = 10,215,526.70 × 4,891,184.03
  4. Step 4: Simplify right side
    7,405,793.89x = 49,966,020,977,545.05
  5. Step 5: Solve for x
    x = 49,966,020,977,545.05/7,405,793.89
  6. Step 6: Final answer
    x = 6,746,882.48

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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.