Home / 6,920,376.32-9,549,723.68-4,132,645.76

Finding the Fourth Proportional to 6,920,376.32, 9,549,723.68 and 4,132,645.76

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Solution

The fourth proportional to 6,920,376.32, 9,549,723.68 and 4,132,645.76 is: 5,702,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,376.32 : 9,549,723.68 = 4,132,645.76 : x
  2. Step 2: Convert to fraction form
    6,920,376.32/9,549,723.68 = 4,132,645.76/x
  3. Step 3: Cross multiply
    6,920,376.32x = 9,549,723.68 × 4,132,645.76
  4. Step 4: Simplify right side
    6,920,376.32x = 39,465,625,075,323.59
  5. Step 5: Solve for x
    x = 39,465,625,075,323.59/6,920,376.32
  6. Step 6: Final answer
    x = 5,702,814.88

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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.