Home / 8,748,010.60-13,122,015.90-7,152,375.40

Finding the Fourth Proportional to 8,748,010.60, 13,122,015.90 and 7,152,375.40

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Solution

The fourth proportional to 8,748,010.60, 13,122,015.90 and 7,152,375.40 is: 10,728,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,010.60 : 13,122,015.90 = 7,152,375.40 : x
  2. Step 2: Convert to fraction form
    8,748,010.60/13,122,015.90 = 7,152,375.40/x
  3. Step 3: Cross multiply
    8,748,010.60x = 13,122,015.90 × 7,152,375.40
  4. Step 4: Simplify right side
    8,748,010.60x = 93,853,583,721,568.88
  5. Step 5: Solve for x
    x = 93,853,583,721,568.88/8,748,010.60
  6. Step 6: Final answer
    x = 10,728,563.10

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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.