Home / 36,687,628.40-55,017,445.80-11,120,140.40

Finding the Fourth Proportional to 36,687,628.40, 55,017,445.80 and 11,120,140.40

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Solution

The fourth proportional to 36,687,628.40, 55,017,445.80 and 11,120,140.40 is: 16,675,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,628.40 : 55,017,445.80 = 11,120,140.40 : x
  2. Step 2: Convert to fraction form
    36,687,628.40/55,017,445.80 = 11,120,140.40/x
  3. Step 3: Cross multiply
    36,687,628.40x = 55,017,445.80 × 11,120,140.40
  4. Step 4: Simplify right side
    36,687,628.40x = 611,801,721,745,390.25
  5. Step 5: Solve for x
    x = 611,801,721,745,390.25/36,687,628.40
  6. Step 6: Final answer
    x = 16,675,968.12

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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.