Home / 13,122,001.80-19,683,002.70-5,933,770.20

Finding the Fourth Proportional to 13,122,001.80, 19,683,002.70 and 5,933,770.20

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Solution

The fourth proportional to 13,122,001.80, 19,683,002.70 and 5,933,770.20 is: 8,900,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,001.80 : 19,683,002.70 = 5,933,770.20 : x
  2. Step 2: Convert to fraction form
    13,122,001.80/19,683,002.70 = 5,933,770.20/x
  3. Step 3: Cross multiply
    13,122,001.80x = 19,683,002.70 × 5,933,770.20
  4. Step 4: Simplify right side
    13,122,001.80x = 116,794,414,867,779.55
  5. Step 5: Solve for x
    x = 116,794,414,867,779.55/13,122,001.80
  6. Step 6: Final answer
    x = 8,900,655.30

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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.