Home / 16,872,001.60-25,308,002.40-11,132,438.80

Finding the Fourth Proportional to 16,872,001.60, 25,308,002.40 and 11,132,438.80

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Solution

The fourth proportional to 16,872,001.60, 25,308,002.40 and 11,132,438.80 is: 16,698,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872,001.60 : 25,308,002.40 = 11,132,438.80 : x
  2. Step 2: Convert to fraction form
    16,872,001.60/25,308,002.40 = 11,132,438.80/x
  3. Step 3: Cross multiply
    16,872,001.60x = 25,308,002.40 × 11,132,438.80
  4. Step 4: Simplify right side
    16,872,001.60x = 281,739,787,868,253.12
  5. Step 5: Solve for x
    x = 281,739,787,868,253.12/16,872,001.60
  6. Step 6: Final answer
    x = 16,698,658.20

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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.