Home / 7,241,047.20-10,858,363.20-2,447,434.80

Finding the Fourth Proportional to 7,241,047.20, 10,858,363.20 and 2,447,434.80

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Solution

The fourth proportional to 7,241,047.20, 10,858,363.20 and 2,447,434.80 is: 3,670,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,047.20 : 10,858,363.20 = 2,447,434.80 : x
  2. Step 2: Convert to fraction form
    7,241,047.20/10,858,363.20 = 2,447,434.80/x
  3. Step 3: Cross multiply
    7,241,047.20x = 10,858,363.20 × 2,447,434.80
  4. Step 4: Simplify right side
    7,241,047.20x = 26,575,135,966,719.36
  5. Step 5: Solve for x
    x = 26,575,135,966,719.36/7,241,047.20
  6. Step 6: Final answer
    x = 3,670,068.05

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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.