Home / 32,191,748.40-48,287,622.60-8,257,220.40

Finding the Fourth Proportional to 32,191,748.40, 48,287,622.60 and 8,257,220.40

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Solution

The fourth proportional to 32,191,748.40, 48,287,622.60 and 8,257,220.40 is: 12,385,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,191,748.40 : 48,287,622.60 = 8,257,220.40 : x
  2. Step 2: Convert to fraction form
    32,191,748.40/48,287,622.60 = 8,257,220.40/x
  3. Step 3: Cross multiply
    32,191,748.40x = 48,287,622.60 × 8,257,220.40
  4. Step 4: Simplify right side
    32,191,748.40x = 398,721,542,400,221.06
  5. Step 5: Solve for x
    x = 398,721,542,400,221.06/32,191,748.40
  6. Step 6: Final answer
    x = 12,385,830.60

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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.