Home / 7,287,506.80-10,931,519.40-2,238,809.20

Finding the Fourth Proportional to 7,287,506.80, 10,931,519.40 and 2,238,809.20

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Solution

The fourth proportional to 7,287,506.80, 10,931,519.40 and 2,238,809.20 is: 3,358,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,506.80 : 10,931,519.40 = 2,238,809.20 : x
  2. Step 2: Convert to fraction form
    7,287,506.80/10,931,519.40 = 2,238,809.20/x
  3. Step 3: Cross multiply
    7,287,506.80x = 10,931,519.40 × 2,238,809.20
  4. Step 4: Simplify right side
    7,287,506.80x = 24,473,586,202,698.48
  5. Step 5: Solve for x
    x = 24,473,586,202,698.48/7,287,506.80
  6. Step 6: Final answer
    x = 3,358,293.43

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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.