Home / 36,687,637.20-55,024,457.40-11,129,480.40

Finding the Fourth Proportional to 36,687,637.20, 55,024,457.40 and 11,129,480.40

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Solution

The fourth proportional to 36,687,637.20, 55,024,457.40 and 11,129,480.40 is: 16,692,097.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,637.20 : 55,024,457.40 = 11,129,480.40 : x
  2. Step 2: Convert to fraction form
    36,687,637.20/55,024,457.40 = 11,129,480.40/x
  3. Step 3: Cross multiply
    36,687,637.20x = 55,024,457.40 × 11,129,480.40
  4. Step 4: Simplify right side
    36,687,637.20x = 612,393,620,153,935
  5. Step 5: Solve for x
    x = 612,393,620,153,935/36,687,637.20
  6. Step 6: Final answer
    x = 16,692,097.58

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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.