Home / 9,341,258.40-14,022,385.20-7,220,743.20

Finding the Fourth Proportional to 9,341,258.40, 14,022,385.20 and 7,220,743.20

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Solution

The fourth proportional to 9,341,258.40, 14,022,385.20 and 7,220,743.20 is: 10,839,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,258.40 : 14,022,385.20 = 7,220,743.20 : x
  2. Step 2: Convert to fraction form
    9,341,258.40/14,022,385.20 = 7,220,743.20/x
  3. Step 3: Cross multiply
    9,341,258.40x = 14,022,385.20 × 7,220,743.20
  4. Step 4: Simplify right side
    9,341,258.40x = 101,252,042,580,680.64
  5. Step 5: Solve for x
    x = 101,252,042,580,680.64/9,341,258.40
  6. Step 6: Final answer
    x = 10,839,229.39

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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.