Home / 12,883,530.55-17,779,705.11-7,584,269.28

Finding the Fourth Proportional to 12,883,530.55, 17,779,705.11 and 7,584,269.28

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Solution

The fourth proportional to 12,883,530.55, 17,779,705.11 and 7,584,269.28 is: 10,466,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,530.55 : 17,779,705.11 = 7,584,269.28 : x
  2. Step 2: Convert to fraction form
    12,883,530.55/17,779,705.11 = 7,584,269.28/x
  3. Step 3: Cross multiply
    12,883,530.55x = 17,779,705.11 × 7,584,269.28
  4. Step 4: Simplify right side
    12,883,530.55x = 134,846,071,273,232.02
  5. Step 5: Solve for x
    x = 134,846,071,273,232.02/12,883,530.55
  6. Step 6: Final answer
    x = 10,466,546.48

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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.