Home / 9,195,248.72-12,690,439.87-5,065,703.03

Finding the Fourth Proportional to 9,195,248.72, 12,690,439.87 and 5,065,703.03

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Solution

The fourth proportional to 9,195,248.72, 12,690,439.87 and 5,065,703.03 is: 6,991,219.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,248.72 : 12,690,439.87 = 5,065,703.03 : x
  2. Step 2: Convert to fraction form
    9,195,248.72/12,690,439.87 = 5,065,703.03/x
  3. Step 3: Cross multiply
    9,195,248.72x = 12,690,439.87 × 5,065,703.03
  4. Step 4: Simplify right side
    9,195,248.72x = 64,285,999,701,491.80
  5. Step 5: Solve for x
    x = 64,285,999,701,491.80/9,195,248.72
  6. Step 6: Final answer
    x = 6,991,219.23

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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.