Home / 7,241,346.70-10,868,143.65-2,984,569.90

Finding the Fourth Proportional to 7,241,346.70, 10,868,143.65 and 2,984,569.90

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Solution

The fourth proportional to 7,241,346.70, 10,868,143.65 and 2,984,569.90 is: 4,479,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,346.70 : 10,868,143.65 = 2,984,569.90 : x
  2. Step 2: Convert to fraction form
    7,241,346.70/10,868,143.65 = 2,984,569.90/x
  3. Step 3: Cross multiply
    7,241,346.70x = 10,868,143.65 × 2,984,569.90
  4. Step 4: Simplify right side
    7,241,346.70x = 32,436,734,406,666.14
  5. Step 5: Solve for x
    x = 32,436,734,406,666.14/7,241,346.70
  6. Step 6: Final answer
    x = 4,479,378.73

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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.