Home / 12,883,531.55-17,779,706.49-7,584,270.28

Finding the Fourth Proportional to 12,883,531.55, 17,779,706.49 and 7,584,270.28

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Solution

The fourth proportional to 12,883,531.55, 17,779,706.49 and 7,584,270.28 is: 10,466,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,531.55 : 17,779,706.49 = 7,584,270.28 : x
  2. Step 2: Convert to fraction form
    12,883,531.55/17,779,706.49 = 7,584,270.28/x
  3. Step 3: Cross multiply
    12,883,531.55x = 17,779,706.49 × 7,584,270.28
  4. Step 4: Simplify right side
    12,883,531.55x = 134,846,099,519,230.11
  5. Step 5: Solve for x
    x = 134,846,099,519,230.11/12,883,531.55
  6. Step 6: Final answer
    x = 10,466,547.86

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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.