Home / 55,730,531.20-83,595,796.80-19,326,822.70

Finding the Fourth Proportional to 55,730,531.20, 83,595,796.80 and 19,326,822.70

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Solution

The fourth proportional to 55,730,531.20, 83,595,796.80 and 19,326,822.70 is: 28,990,234.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730,531.20 : 83,595,796.80 = 19,326,822.70 : x
  2. Step 2: Convert to fraction form
    55,730,531.20/83,595,796.80 = 19,326,822.70/x
  3. Step 3: Cross multiply
    55,730,531.20x = 83,595,796.80 × 19,326,822.70
  4. Step 4: Simplify right side
    55,730,531.20x = 1,615,641,143,218,827.25
  5. Step 5: Solve for x
    x = 1,615,641,143,218,827.25/55,730,531.20
  6. Step 6: Final answer
    x = 28,990,234.05

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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.