Home / 7,309,205.12-10,974,585.75-4,077,057.76

Finding the Fourth Proportional to 7,309,205.12, 10,974,585.75 and 4,077,057.76

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Solution

The fourth proportional to 7,309,205.12, 10,974,585.75 and 4,077,057.76 is: 6,121,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,205.12 : 10,974,585.75 = 4,077,057.76 : x
  2. Step 2: Convert to fraction form
    7,309,205.12/10,974,585.75 = 4,077,057.76/x
  3. Step 3: Cross multiply
    7,309,205.12x = 10,974,585.75 × 4,077,057.76
  4. Step 4: Simplify right side
    7,309,205.12x = 44,744,020,013,829.53
  5. Step 5: Solve for x
    x = 44,744,020,013,829.53/7,309,205.12
  6. Step 6: Final answer
    x = 6,121,598.63

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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.