Home / 7,353,717.78-10,143,986.13-4,412,774.10

Finding the Fourth Proportional to 7,353,717.78, 10,143,986.13 and 4,412,774.10

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Solution

The fourth proportional to 7,353,717.78, 10,143,986.13 and 4,412,774.10 is: 6,087,141.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,717.78 : 10,143,986.13 = 4,412,774.10 : x
  2. Step 2: Convert to fraction form
    7,353,717.78/10,143,986.13 = 4,412,774.10/x
  3. Step 3: Cross multiply
    7,353,717.78x = 10,143,986.13 × 4,412,774.10
  4. Step 4: Simplify right side
    7,353,717.78x = 44,763,119,265,223.23
  5. Step 5: Solve for x
    x = 44,763,119,265,223.23/7,353,717.78
  6. Step 6: Final answer
    x = 6,087,141.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.