Home / 7,648,343.60-10,555,331.13-4,385,461.91

Finding the Fourth Proportional to 7,648,343.60, 10,555,331.13 and 4,385,461.91

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Solution

The fourth proportional to 7,648,343.60, 10,555,331.13 and 4,385,461.91 is: 6,052,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,343.60 : 10,555,331.13 = 4,385,461.91 : x
  2. Step 2: Convert to fraction form
    7,648,343.60/10,555,331.13 = 4,385,461.91/x
  3. Step 3: Cross multiply
    7,648,343.60x = 10,555,331.13 × 4,385,461.91
  4. Step 4: Simplify right side
    7,648,343.60x = 46,290,002,565,275.61
  5. Step 5: Solve for x
    x = 46,290,002,565,275.61/7,648,343.60
  6. Step 6: Final answer
    x = 6,052,291.19

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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.