Home / 8,588,980.80-12,883,471.20-7,182,302.40

Finding the Fourth Proportional to 8,588,980.80, 12,883,471.20 and 7,182,302.40

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Solution

The fourth proportional to 8,588,980.80, 12,883,471.20 and 7,182,302.40 is: 10,773,453.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,980.80 : 12,883,471.20 = 7,182,302.40 : x
  2. Step 2: Convert to fraction form
    8,588,980.80/12,883,471.20 = 7,182,302.40/x
  3. Step 3: Cross multiply
    8,588,980.80x = 12,883,471.20 × 7,182,302.40
  4. Step 4: Simplify right side
    8,588,980.80x = 92,532,986,120,090.88
  5. Step 5: Solve for x
    x = 92,532,986,120,090.88/8,588,980.80
  6. Step 6: Final answer
    x = 10,773,453.60

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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.