Home / 7,199,918.64-9,936,801.72-4,103,555.04

Finding the Fourth Proportional to 7,199,918.64, 9,936,801.72 and 4,103,555.04

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Solution

The fourth proportional to 7,199,918.64, 9,936,801.72 and 4,103,555.04 is: 5,663,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,918.64 : 9,936,801.72 = 4,103,555.04 : x
  2. Step 2: Convert to fraction form
    7,199,918.64/9,936,801.72 = 4,103,555.04/x
  3. Step 3: Cross multiply
    7,199,918.64x = 9,936,801.72 × 4,103,555.04
  4. Step 4: Simplify right side
    7,199,918.64x = 40,776,212,779,586.67
  5. Step 5: Solve for x
    x = 40,776,212,779,586.67/7,199,918.64
  6. Step 6: Final answer
    x = 5,663,426.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.