Home / 55,573,865.70-83,344,587.39-18,681,585.69

Finding the Fourth Proportional to 55,573,865.70, 83,344,587.39 and 18,681,585.69

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Solution

The fourth proportional to 55,573,865.70, 83,344,587.39 and 18,681,585.69 is: 28,016,929.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,573,865.70 : 83,344,587.39 = 18,681,585.69 : x
  2. Step 2: Convert to fraction form
    55,573,865.70/83,344,587.39 = 18,681,585.69/x
  3. Step 3: Cross multiply
    55,573,865.70x = 83,344,587.39 × 18,681,585.69
  4. Step 4: Simplify right side
    55,573,865.70x = 1,557,009,051,123,978.50
  5. Step 5: Solve for x
    x = 1,557,009,051,123,978.50/55,573,865.70
  6. Step 6: Final answer
    x = 28,016,929.03

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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.