Home / 9,626,648-13,284,921.20-5,275,698.96

Finding the Fourth Proportional to 9,626,648, 13,284,921.20 and 5,275,698.96

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Solution

The fourth proportional to 9,626,648, 13,284,921.20 and 5,275,698.96 is: 7,280,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626,648 : 13,284,921.20 = 5,275,698.96 : x
  2. Step 2: Convert to fraction form
    9,626,648/13,284,921.20 = 5,275,698.96/x
  3. Step 3: Cross multiply
    9,626,648x = 13,284,921.20 × 5,275,698.96
  4. Step 4: Simplify right side
    9,626,648x = 70,087,244,958,521.95
  5. Step 5: Solve for x
    x = 70,087,244,958,521.95/9,626,648
  6. Step 6: Final answer
    x = 7,280,545.10

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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.