Home / 8,801,999.70-13,210,775.55-5,203,266.90

Finding the Fourth Proportional to 8,801,999.70, 13,210,775.55 and 5,203,266.90

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Solution

The fourth proportional to 8,801,999.70, 13,210,775.55 and 5,203,266.90 is: 7,809,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801,999.70 : 13,210,775.55 = 5,203,266.90 : x
  2. Step 2: Convert to fraction form
    8,801,999.70/13,210,775.55 = 5,203,266.90/x
  3. Step 3: Cross multiply
    8,801,999.70x = 13,210,775.55 × 5,203,266.90
  4. Step 4: Simplify right side
    8,801,999.70x = 68,739,191,142,644.30
  5. Step 5: Solve for x
    x = 68,739,191,142,644.30/8,801,999.70
  6. Step 6: Final answer
    x = 7,809,497.10

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1.5x scale

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.