Home / 12,454,077.68-17,186,237.48-7,300,871.45

Finding the Fourth Proportional to 12,454,077.68, 17,186,237.48 and 7,300,871.45

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Solution

The fourth proportional to 12,454,077.68, 17,186,237.48 and 7,300,871.45 is: 10,074,974.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,077.68 : 17,186,237.48 = 7,300,871.45 : x
  2. Step 2: Convert to fraction form
    12,454,077.68/17,186,237.48 = 7,300,871.45/x
  3. Step 3: Cross multiply
    12,454,077.68x = 17,186,237.48 × 7,300,871.45
  4. Step 4: Simplify right side
    12,454,077.68x = 125,474,510,514,147.61
  5. Step 5: Solve for x
    x = 125,474,510,514,147.61/12,454,077.68
  6. Step 6: Final answer
    x = 10,074,974.14

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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.