Home / 8,748,000.20-13,122,000.30-7,866,201.80

Finding the Fourth Proportional to 8,748,000.20, 13,122,000.30 and 7,866,201.80

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Solution

The fourth proportional to 8,748,000.20, 13,122,000.30 and 7,866,201.80 is: 11,799,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,000.20 : 13,122,000.30 = 7,866,201.80 : x
  2. Step 2: Convert to fraction form
    8,748,000.20/13,122,000.30 = 7,866,201.80/x
  3. Step 3: Cross multiply
    8,748,000.20x = 13,122,000.30 × 7,866,201.80
  4. Step 4: Simplify right side
    8,748,000.20x = 103,220,302,379,460.55
  5. Step 5: Solve for x
    x = 103,220,302,379,460.55/8,748,000.20
  6. Step 6: Final answer
    x = 11,799,302.70

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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.