Home / 38,776,561.92-53,508,509.28-22,480,087.68

Finding the Fourth Proportional to 38,776,561.92, 53,508,509.28 and 22,480,087.68

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Solution

The fourth proportional to 38,776,561.92, 53,508,509.28 and 22,480,087.68 is: 31,020,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,776,561.92 : 53,508,509.28 = 22,480,087.68 : x
  2. Step 2: Convert to fraction form
    38,776,561.92/53,508,509.28 = 22,480,087.68/x
  3. Step 3: Cross multiply
    38,776,561.92x = 53,508,509.28 × 22,480,087.68
  4. Step 4: Simplify right side
    38,776,561.92x = 1,202,875,980,240,493.75
  5. Step 5: Solve for x
    x = 1,202,875,980,240,493.75/38,776,561.92
  6. Step 6: Final answer
    x = 31,020,697.06

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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.