Home / 8,290,708.80-12,436,063.20-5,881,509.60

Finding the Fourth Proportional to 8,290,708.80, 12,436,063.20 and 5,881,509.60

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Solution

The fourth proportional to 8,290,708.80, 12,436,063.20 and 5,881,509.60 is: 8,822,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,708.80 : 12,436,063.20 = 5,881,509.60 : x
  2. Step 2: Convert to fraction form
    8,290,708.80/12,436,063.20 = 5,881,509.60/x
  3. Step 3: Cross multiply
    8,290,708.80x = 12,436,063.20 × 5,881,509.60
  4. Step 4: Simplify right side
    8,290,708.80x = 73,142,825,097,006.72
  5. Step 5: Solve for x
    x = 73,142,825,097,006.72/8,290,708.80
  6. Step 6: Final answer
    x = 8,822,264.40

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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.