Home / 55,917,225.20-83,825,974.20-21,830,643.20

Finding the Fourth Proportional to 55,917,225.20, 83,825,974.20 and 21,830,643.20

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Solution

The fourth proportional to 55,917,225.20, 83,825,974.20 and 21,830,643.20 is: 32,726,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,917,225.20 : 83,825,974.20 = 21,830,643.20 : x
  2. Step 2: Convert to fraction form
    55,917,225.20/83,825,974.20 = 21,830,643.20/x
  3. Step 3: Cross multiply
    55,917,225.20x = 83,825,974.20 × 21,830,643.20
  4. Step 4: Simplify right side
    55,917,225.20x = 1,829,974,933,652,605.50
  5. Step 5: Solve for x
    x = 1,829,974,933,652,605.50/55,917,225.20
  6. Step 6: Final answer
    x = 32,726,497.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.