Home / 7,401,051-11,103,209.46-3,144,857.40

Finding the Fourth Proportional to 7,401,051, 11,103,209.46 and 3,144,857.40

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Solution

The fourth proportional to 7,401,051, 11,103,209.46 and 3,144,857.40 is: 4,717,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,051 : 11,103,209.46 = 3,144,857.40 : x
  2. Step 2: Convert to fraction form
    7,401,051/11,103,209.46 = 3,144,857.40/x
  3. Step 3: Cross multiply
    7,401,051x = 11,103,209.46 × 3,144,857.40
  4. Step 4: Simplify right side
    7,401,051x = 34,918,010,434,031.00
  5. Step 5: Solve for x
    x = 34,918,010,434,031.00/7,401,051
  6. Step 6: Final answer
    x = 4,717,979.98

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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.