Home / 55,917,290.70-83,826,072.45-21,830,708.70

Finding the Fourth Proportional to 55,917,290.70, 83,826,072.45 and 21,830,708.70

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Solution

The fourth proportional to 55,917,290.70, 83,826,072.45 and 21,830,708.70 is: 32,726,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,917,290.70 : 83,826,072.45 = 21,830,708.70 : x
  2. Step 2: Convert to fraction form
    55,917,290.70/83,826,072.45 = 21,830,708.70/x
  3. Step 3: Cross multiply
    55,917,290.70x = 83,826,072.45 × 21,830,708.70
  4. Step 4: Simplify right side
    55,917,290.70x = 1,829,982,569,121,045.25
  5. Step 5: Solve for x
    x = 1,829,982,569,121,045.25/55,917,290.70
  6. Step 6: Final answer
    x = 32,726,595.77

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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.