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Finding the Fourth Proportional to 27,648,266.80, 41,472,400.20 and 16,898,724.40

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Solution

The fourth proportional to 27,648,266.80, 41,472,400.20 and 16,898,724.40 is: 25,348,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,266.80 : 41,472,400.20 = 16,898,724.40 : x
  2. Step 2: Convert to fraction form
    27,648,266.80/41,472,400.20 = 16,898,724.40/x
  3. Step 3: Cross multiply
    27,648,266.80x = 41,472,400.20 × 16,898,724.40
  4. Step 4: Simplify right side
    27,648,266.80x = 700,830,661,186,304.88
  5. Step 5: Solve for x
    x = 700,830,661,186,304.88/27,648,266.80
  6. Step 6: Final answer
    x = 25,348,086.60

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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.