Home / 13,334,630.30-20,001,945.45-12,812,083.10

Finding the Fourth Proportional to 13,334,630.30, 20,001,945.45 and 12,812,083.10

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Solution

The fourth proportional to 13,334,630.30, 20,001,945.45 and 12,812,083.10 is: 19,218,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,630.30 : 20,001,945.45 = 12,812,083.10 : x
  2. Step 2: Convert to fraction form
    13,334,630.30/20,001,945.45 = 12,812,083.10/x
  3. Step 3: Cross multiply
    13,334,630.30x = 20,001,945.45 × 12,812,083.10
  4. Step 4: Simplify right side
    13,334,630.30x = 256,266,587,267,066.88
  5. Step 5: Solve for x
    x = 256,266,587,267,066.88/13,334,630.30
  6. Step 6: Final answer
    x = 19,218,124.65

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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.