Home / 8,860,828.80-13,291,243.20-6,621,340.80

Finding the Fourth Proportional to 8,860,828.80, 13,291,243.20 and 6,621,340.80

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Solution

The fourth proportional to 8,860,828.80, 13,291,243.20 and 6,621,340.80 is: 9,932,011.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,828.80 : 13,291,243.20 = 6,621,340.80 : x
  2. Step 2: Convert to fraction form
    8,860,828.80/13,291,243.20 = 6,621,340.80/x
  3. Step 3: Cross multiply
    8,860,828.80x = 13,291,243.20 × 6,621,340.80
  4. Step 4: Simplify right side
    8,860,828.80x = 88,005,850,882,882.55
  5. Step 5: Solve for x
    x = 88,005,850,882,882.55/8,860,828.80
  6. Step 6: Final answer
    x = 9,932,011.20

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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.