Home / 7,762,613.93-10,712,480.38-4,278,078.17

Finding the Fourth Proportional to 7,762,613.93, 10,712,480.38 and 4,278,078.17

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Solution

The fourth proportional to 7,762,613.93, 10,712,480.38 and 4,278,078.17 is: 5,903,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762,613.93 : 10,712,480.38 = 4,278,078.17 : x
  2. Step 2: Convert to fraction form
    7,762,613.93/10,712,480.38 = 4,278,078.17/x
  3. Step 3: Cross multiply
    7,762,613.93x = 10,712,480.38 × 4,278,078.17
  4. Step 4: Simplify right side
    7,762,613.93x = 45,828,828,479,847.73
  5. Step 5: Solve for x
    x = 45,828,828,479,847.73/7,762,613.93
  6. Step 6: Final answer
    x = 5,903,788.19

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1.5x scale

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.