Home / 5,290,550.04-7,301,634.42-3,115,295.60

Finding the Fourth Proportional to 5,290,550.04, 7,301,634.42 and 3,115,295.60

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Solution

The fourth proportional to 5,290,550.04, 7,301,634.42 and 3,115,295.60 is: 4,299,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290,550.04 : 7,301,634.42 = 3,115,295.60 : x
  2. Step 2: Convert to fraction form
    5,290,550.04/7,301,634.42 = 3,115,295.60/x
  3. Step 3: Cross multiply
    5,290,550.04x = 7,301,634.42 × 3,115,295.60
  4. Step 4: Simplify right side
    5,290,550.04x = 22,746,749,544,926.38
  5. Step 5: Solve for x
    x = 22,746,749,544,926.38/5,290,550.04
  6. Step 6: Final answer
    x = 4,299,505.60

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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.