Home / 18,668,833.60-28,003,250.40-6,700,014.40

Finding the Fourth Proportional to 18,668,833.60, 28,003,250.40 and 6,700,014.40

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Solution

The fourth proportional to 18,668,833.60, 28,003,250.40 and 6,700,014.40 is: 10,050,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,668,833.60 : 28,003,250.40 = 6,700,014.40 : x
  2. Step 2: Convert to fraction form
    18,668,833.60/28,003,250.40 = 6,700,014.40/x
  3. Step 3: Cross multiply
    18,668,833.60x = 28,003,250.40 × 6,700,014.40
  4. Step 4: Simplify right side
    18,668,833.60x = 187,622,180,926,805.75
  5. Step 5: Solve for x
    x = 187,622,180,926,805.75/18,668,833.60
  6. Step 6: Final answer
    x = 10,050,021.60

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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.