Home / 55,404,000.10-83,106,000.15-54,837,129.70

Finding the Fourth Proportional to 55,404,000.10, 83,106,000.15 and 54,837,129.70

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Solution

The fourth proportional to 55,404,000.10, 83,106,000.15 and 54,837,129.70 is: 82,255,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404,000.10 : 83,106,000.15 = 54,837,129.70 : x
  2. Step 2: Convert to fraction form
    55,404,000.10/83,106,000.15 = 54,837,129.70/x
  3. Step 3: Cross multiply
    55,404,000.10x = 83,106,000.15 × 54,837,129.70
  4. Step 4: Simplify right side
    55,404,000.10x = 4,557,294,509,073,770
  5. Step 5: Solve for x
    x = 4,557,294,509,073,770/55,404,000.10
  6. Step 6: Final answer
    x = 82,255,694.55

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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.