Home / 7,247,316.60-10,872,287.10-3,644,015.40

Finding the Fourth Proportional to 7,247,316.60, 10,872,287.10 and 3,644,015.40

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Solution

The fourth proportional to 7,247,316.60, 10,872,287.10 and 3,644,015.40 is: 5,466,682.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,316.60 : 10,872,287.10 = 3,644,015.40 : x
  2. Step 2: Convert to fraction form
    7,247,316.60/10,872,287.10 = 3,644,015.40/x
  3. Step 3: Cross multiply
    7,247,316.60x = 10,872,287.10 × 3,644,015.40
  4. Step 4: Simplify right side
    7,247,316.60x = 39,618,781,625,621.34
  5. Step 5: Solve for x
    x = 39,618,781,625,621.34/7,247,316.60
  6. Step 6: Final answer
    x = 5,466,682.89

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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.