Home / 18,669,335.60-28,004,003.40-6,700,516.40

Finding the Fourth Proportional to 18,669,335.60, 28,004,003.40 and 6,700,516.40

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Solution

The fourth proportional to 18,669,335.60, 28,004,003.40 and 6,700,516.40 is: 10,050,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669,335.60 : 28,004,003.40 = 6,700,516.40 : x
  2. Step 2: Convert to fraction form
    18,669,335.60/28,004,003.40 = 6,700,516.40/x
  3. Step 3: Cross multiply
    18,669,335.60x = 28,004,003.40 × 6,700,516.40
  4. Step 4: Simplify right side
    18,669,335.60x = 187,641,284,047,355.75
  5. Step 5: Solve for x
    x = 187,641,284,047,355.75/18,669,335.60
  6. Step 6: Final answer
    x = 10,050,774.60

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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.