Home / 55,025,955.20-75,855,782.40-38,454,629.60

Finding the Fourth Proportional to 55,025,955.20, 75,855,782.40 and 38,454,629.60

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Solution

The fourth proportional to 55,025,955.20, 75,855,782.40 and 38,454,629.60 is: 53,011,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,025,955.20 : 75,855,782.40 = 38,454,629.60 : x
  2. Step 2: Convert to fraction form
    55,025,955.20/75,855,782.40 = 38,454,629.60/x
  3. Step 3: Cross multiply
    55,025,955.20x = 75,855,782.40 × 38,454,629.60
  4. Step 4: Simplify right side
    55,025,955.20x = 2,917,006,015,210,199.50
  5. Step 5: Solve for x
    x = 2,917,006,015,210,199.50/55,025,955.20
  6. Step 6: Final answer
    x = 53,011,456.22

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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.