Home / 56,079,032.88-84,156,124.08-19,687,531.32

Finding the Fourth Proportional to 56,079,032.88, 84,156,124.08 and 19,687,531.32

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Solution

The fourth proportional to 56,079,032.88, 84,156,124.08 and 19,687,531.32 is: 29,544,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,079,032.88 : 84,156,124.08 = 19,687,531.32 : x
  2. Step 2: Convert to fraction form
    56,079,032.88/84,156,124.08 = 19,687,531.32/x
  3. Step 3: Cross multiply
    56,079,032.88x = 84,156,124.08 × 19,687,531.32
  4. Step 4: Simplify right side
    56,079,032.88x = 1,656,826,328,594,806.25
  5. Step 5: Solve for x
    x = 1,656,826,328,594,806.25/56,079,032.88
  6. Step 6: Final answer
    x = 29,544,488.26

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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.