Home / 7,758,635.91-10,707,758.73-4,274,331.81

Finding the Fourth Proportional to 7,758,635.91, 10,707,758.73 and 4,274,331.81

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Solution

The fourth proportional to 7,758,635.91, 10,707,758.73 and 4,274,331.81 is: 5,899,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,758,635.91 : 10,707,758.73 = 4,274,331.81 : x
  2. Step 2: Convert to fraction form
    7,758,635.91/10,707,758.73 = 4,274,331.81/x
  3. Step 3: Cross multiply
    7,758,635.91x = 10,707,758.73 × 4,274,331.81
  4. Step 4: Simplify right side
    7,758,635.91x = 45,768,513,753,444.20
  5. Step 5: Solve for x
    x = 45,768,513,753,444.20/7,758,635.91
  6. Step 6: Final answer
    x = 5,899,041.31

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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.