Home / 9,318,119.40-13,979,166.30-5,276,500.20

Finding the Fourth Proportional to 9,318,119.40, 13,979,166.30 and 5,276,500.20

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Solution

The fourth proportional to 9,318,119.40, 13,979,166.30 and 5,276,500.20 is: 7,915,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,119.40 : 13,979,166.30 = 5,276,500.20 : x
  2. Step 2: Convert to fraction form
    9,318,119.40/13,979,166.30 = 5,276,500.20/x
  3. Step 3: Cross multiply
    9,318,119.40x = 13,979,166.30 × 5,276,500.20
  4. Step 4: Simplify right side
    9,318,119.40x = 73,761,073,777,783.27
  5. Step 5: Solve for x
    x = 73,761,073,777,783.27/9,318,119.40
  6. Step 6: Final answer
    x = 7,915,875.58

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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.