Home / 5,142,045.96-7,713,145.14-1,946,314.12

Finding the Fourth Proportional to 5,142,045.96, 7,713,145.14 and 1,946,314.12

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Solution

The fourth proportional to 5,142,045.96, 7,713,145.14 and 1,946,314.12 is: 2,919,500.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,045.96 : 7,713,145.14 = 1,946,314.12 : x
  2. Step 2: Convert to fraction form
    5,142,045.96/7,713,145.14 = 1,946,314.12/x
  3. Step 3: Cross multiply
    5,142,045.96x = 7,713,145.14 × 1,946,314.12
  4. Step 4: Simplify right side
    5,142,045.96x = 15,012,203,295,591.38
  5. Step 5: Solve for x
    x = 15,012,203,295,591.38/5,142,045.96
  6. Step 6: Final answer
    x = 2,919,500.02

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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.