Home / 8,312,722.92-12,458,061.18-4,269,047.40

Finding the Fourth Proportional to 8,312,722.92, 12,458,061.18 and 4,269,047.40

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Solution

The fourth proportional to 8,312,722.92, 12,458,061.18 and 4,269,047.40 is: 6,397,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,722.92 : 12,458,061.18 = 4,269,047.40 : x
  2. Step 2: Convert to fraction form
    8,312,722.92/12,458,061.18 = 4,269,047.40/x
  3. Step 3: Cross multiply
    8,312,722.92x = 12,458,061.18 × 4,269,047.40
  4. Step 4: Simplify right side
    8,312,722.92x = 53,184,053,689,519.94
  5. Step 5: Solve for x
    x = 53,184,053,689,519.94/8,312,722.92
  6. Step 6: Final answer
    x = 6,397,910.07

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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.