Home / 12,896,363.24-17,796,980.69-7,095,020.43

Finding the Fourth Proportional to 12,896,363.24, 17,796,980.69 and 7,095,020.43

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Solution

The fourth proportional to 12,896,363.24, 17,796,980.69 and 7,095,020.43 is: 9,791,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,363.24 : 17,796,980.69 = 7,095,020.43 : x
  2. Step 2: Convert to fraction form
    12,896,363.24/17,796,980.69 = 7,095,020.43/x
  3. Step 3: Cross multiply
    12,896,363.24x = 17,796,980.69 × 7,095,020.43
  4. Step 4: Simplify right side
    12,896,363.24x = 126,269,941,587,865.50
  5. Step 5: Solve for x
    x = 126,269,941,587,865.50/12,896,363.24
  6. Step 6: Final answer
    x = 9,791,127.87

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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.