Home / 8,820,005.80-13,230,008.70-3,146,636.20

Finding the Fourth Proportional to 8,820,005.80, 13,230,008.70 and 3,146,636.20

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Solution

The fourth proportional to 8,820,005.80, 13,230,008.70 and 3,146,636.20 is: 4,719,954.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820,005.80 : 13,230,008.70 = 3,146,636.20 : x
  2. Step 2: Convert to fraction form
    8,820,005.80/13,230,008.70 = 3,146,636.20/x
  3. Step 3: Cross multiply
    8,820,005.80x = 13,230,008.70 × 3,146,636.20
  4. Step 4: Simplify right side
    8,820,005.80x = 41,630,024,301,734.94
  5. Step 5: Solve for x
    x = 41,630,024,301,734.94/8,820,005.80
  6. Step 6: Final answer
    x = 4,719,954.30

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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.