Home / 6,581,790.80-9,871,475.32-2,986,693.20

Finding the Fourth Proportional to 6,581,790.80, 9,871,475.32 and 2,986,693.20

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Solution

The fourth proportional to 6,581,790.80, 9,871,475.32 and 2,986,693.20 is: 4,479,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,581,790.80 : 9,871,475.32 = 2,986,693.20 : x
  2. Step 2: Convert to fraction form
    6,581,790.80/9,871,475.32 = 2,986,693.20/x
  3. Step 3: Cross multiply
    6,581,790.80x = 9,871,475.32 × 2,986,693.20
  4. Step 4: Simplify right side
    6,581,790.80x = 29,483,068,212,211.83
  5. Step 5: Solve for x
    x = 29,483,068,212,211.83/6,581,790.80
  6. Step 6: Final answer
    x = 4,479,490.33

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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.