Home / 8,004,391.25-12,006,543.75-1,939,119.90

Finding the Fourth Proportional to 8,004,391.25, 12,006,543.75 and 1,939,119.90

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Solution

The fourth proportional to 8,004,391.25, 12,006,543.75 and 1,939,119.90 is: 2,908,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,004,391.25 : 12,006,543.75 = 1,939,119.90 : x
  2. Step 2: Convert to fraction form
    8,004,391.25/12,006,543.75 = 1,939,119.90/x
  3. Step 3: Cross multiply
    8,004,391.25x = 12,006,543.75 × 1,939,119.90
  4. Step 4: Simplify right side
    8,004,391.25x = 23,282,127,915,845.62
  5. Step 5: Solve for x
    x = 23,282,127,915,845.62/8,004,391.25
  6. Step 6: Final answer
    x = 2,908,669.40

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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.