Home / 6,663,142.60-9,195,349.56-4,087,425.22

Finding the Fourth Proportional to 6,663,142.60, 9,195,349.56 and 4,087,425.22

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Solution

The fourth proportional to 6,663,142.60, 9,195,349.56 and 4,087,425.22 is: 5,640,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663,142.60 : 9,195,349.56 = 4,087,425.22 : x
  2. Step 2: Convert to fraction form
    6,663,142.60/9,195,349.56 = 4,087,425.22/x
  3. Step 3: Cross multiply
    6,663,142.60x = 9,195,349.56 × 4,087,425.22
  4. Step 4: Simplify right side
    6,663,142.60x = 37,585,303,698,259.91
  5. Step 5: Solve for x
    x = 37,585,303,698,259.91/6,663,142.60
  6. Step 6: Final answer
    x = 5,640,777.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.