Home / 17,614,712.80-26,422,069.20-5,648,658.40

Finding the Fourth Proportional to 17,614,712.80, 26,422,069.20 and 5,648,658.40

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Solution

The fourth proportional to 17,614,712.80, 26,422,069.20 and 5,648,658.40 is: 8,472,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,614,712.80 : 26,422,069.20 = 5,648,658.40 : x
  2. Step 2: Convert to fraction form
    17,614,712.80/26,422,069.20 = 5,648,658.40/x
  3. Step 3: Cross multiply
    17,614,712.80x = 26,422,069.20 × 5,648,658.40
  4. Step 4: Simplify right side
    17,614,712.80x = 149,249,243,131,961.28
  5. Step 5: Solve for x
    x = 149,249,243,131,961.28/17,614,712.80
  6. Step 6: Final answer
    x = 8,472,987.60

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1.5x scale

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.