Home / 8,236,220.30-12,348,570.45-4,868,693.90

Finding the Fourth Proportional to 8,236,220.30, 12,348,570.45 and 4,868,693.90

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Solution

The fourth proportional to 8,236,220.30, 12,348,570.45 and 4,868,693.90 is: 7,299,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,220.30 : 12,348,570.45 = 4,868,693.90 : x
  2. Step 2: Convert to fraction form
    8,236,220.30/12,348,570.45 = 4,868,693.90/x
  3. Step 3: Cross multiply
    8,236,220.30x = 12,348,570.45 × 4,868,693.90
  4. Step 4: Simplify right side
    8,236,220.30x = 60,121,409,623,635.26
  5. Step 5: Solve for x
    x = 60,121,409,623,635.26/8,236,220.30
  6. Step 6: Final answer
    x = 7,299,635.93

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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.