Home / 12,847,601.70-17,729,607.24-7,342,660.26

Finding the Fourth Proportional to 12,847,601.70, 17,729,607.24 and 7,342,660.26

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Solution

The fourth proportional to 12,847,601.70, 17,729,607.24 and 7,342,660.26 is: 10,132,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847,601.70 : 17,729,607.24 = 7,342,660.26 : x
  2. Step 2: Convert to fraction form
    12,847,601.70/17,729,607.24 = 7,342,660.26/x
  3. Step 3: Cross multiply
    12,847,601.70x = 17,729,607.24 × 7,342,660.26
  4. Step 4: Simplify right side
    12,847,601.70x = 130,182,482,506,556.27
  5. Step 5: Solve for x
    x = 130,182,482,506,556.27/12,847,601.70
  6. Step 6: Final answer
    x = 10,132,823.66

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1.5x scale

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.