Home / 7,979,812.40-11,952,003.90-6,562,636.40

Finding the Fourth Proportional to 7,979,812.40, 11,952,003.90 and 6,562,636.40

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Solution

The fourth proportional to 7,979,812.40, 11,952,003.90 and 6,562,636.40 is: 9,829,385.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,812.40 : 11,952,003.90 = 6,562,636.40 : x
  2. Step 2: Convert to fraction form
    7,979,812.40/11,952,003.90 = 6,562,636.40/x
  3. Step 3: Cross multiply
    7,979,812.40x = 11,952,003.90 × 6,562,636.40
  4. Step 4: Simplify right side
    7,979,812.40x = 78,436,655,847,081.97
  5. Step 5: Solve for x
    x = 78,436,655,847,081.97/7,979,812.40
  6. Step 6: Final answer
    x = 9,829,385.94

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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.