Home / 12,696,335.55-19,012,173.30-8,365,255.11

Finding the Fourth Proportional to 12,696,335.55, 19,012,173.30 and 8,365,255.11

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Solution

The fourth proportional to 12,696,335.55, 19,012,173.30 and 8,365,255.11 is: 12,526,581.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696,335.55 : 19,012,173.30 = 8,365,255.11 : x
  2. Step 2: Convert to fraction form
    12,696,335.55/19,012,173.30 = 8,365,255.11/x
  3. Step 3: Cross multiply
    12,696,335.55x = 19,012,173.30 × 8,365,255.11
  4. Step 4: Simplify right side
    12,696,335.55x = 159,041,679,850,030.56
  5. Step 5: Solve for x
    x = 159,041,679,850,030.56/12,696,335.55
  6. Step 6: Final answer
    x = 12,526,581.33

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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.