Home / 15,167,959.40-22,751,939.10-5,590,211.60

Finding the Fourth Proportional to 15,167,959.40, 22,751,939.10 and 5,590,211.60

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Solution

The fourth proportional to 15,167,959.40, 22,751,939.10 and 5,590,211.60 is: 8,385,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167,959.40 : 22,751,939.10 = 5,590,211.60 : x
  2. Step 2: Convert to fraction form
    15,167,959.40/22,751,939.10 = 5,590,211.60/x
  3. Step 3: Cross multiply
    15,167,959.40x = 22,751,939.10 × 5,590,211.60
  4. Step 4: Simplify right side
    15,167,959.40x = 127,188,153,879,313.56
  5. Step 5: Solve for x
    x = 127,188,153,879,313.56/15,167,959.40
  6. Step 6: Final answer
    x = 8,385,317.40

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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.