Home / 18,337,430.40-27,506,145.60-16,769,788.80

Finding the Fourth Proportional to 18,337,430.40, 27,506,145.60 and 16,769,788.80

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Solution

The fourth proportional to 18,337,430.40, 27,506,145.60 and 16,769,788.80 is: 25,154,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337,430.40 : 27,506,145.60 = 16,769,788.80 : x
  2. Step 2: Convert to fraction form
    18,337,430.40/27,506,145.60 = 16,769,788.80/x
  3. Step 3: Cross multiply
    18,337,430.40x = 27,506,145.60 × 16,769,788.80
  4. Step 4: Simplify right side
    18,337,430.40x = 461,272,252,414,049.31
  5. Step 5: Solve for x
    x = 461,272,252,414,049.31/18,337,430.40
  6. Step 6: Final answer
    x = 25,154,683.20

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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.