Home / 55,872,040.20-83,758,196.70-21,785,458.20

Finding the Fourth Proportional to 55,872,040.20, 83,758,196.70 and 21,785,458.20

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Solution

The fourth proportional to 55,872,040.20, 83,758,196.70 and 21,785,458.20 is: 32,658,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,872,040.20 : 83,758,196.70 = 21,785,458.20 : x
  2. Step 2: Convert to fraction form
    55,872,040.20/83,758,196.70 = 21,785,458.20/x
  3. Step 3: Cross multiply
    55,872,040.20x = 83,758,196.70 × 21,785,458.20
  4. Step 4: Simplify right side
    55,872,040.20x = 1,824,710,693,115,228
  5. Step 5: Solve for x
    x = 1,824,710,693,115,228/55,872,040.20
  6. Step 6: Final answer
    x = 32,658,744.63

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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.