Home / 8,354,220.80-12,531,331.20-2,674,630.40

Finding the Fourth Proportional to 8,354,220.80, 12,531,331.20 and 2,674,630.40

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Solution

The fourth proportional to 8,354,220.80, 12,531,331.20 and 2,674,630.40 is: 4,011,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354,220.80 : 12,531,331.20 = 2,674,630.40 : x
  2. Step 2: Convert to fraction form
    8,354,220.80/12,531,331.20 = 2,674,630.40/x
  3. Step 3: Cross multiply
    8,354,220.80x = 12,531,331.20 × 2,674,630.40
  4. Step 4: Simplify right side
    8,354,220.80x = 33,516,679,379,988.48
  5. Step 5: Solve for x
    x = 33,516,679,379,988.48/8,354,220.80
  6. Step 6: Final answer
    x = 4,011,945.60

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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.