Home / 7,774,011.78-11,645,405.52-3,871,713.52

Finding the Fourth Proportional to 7,774,011.78, 11,645,405.52 and 3,871,713.52

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Solution

The fourth proportional to 7,774,011.78, 11,645,405.52 and 3,871,713.52 is: 5,799,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,011.78 : 11,645,405.52 = 3,871,713.52 : x
  2. Step 2: Convert to fraction form
    7,774,011.78/11,645,405.52 = 3,871,713.52/x
  3. Step 3: Cross multiply
    7,774,011.78x = 11,645,405.52 × 3,871,713.52
  4. Step 4: Simplify right side
    7,774,011.78x = 45,087,673,997,666.62
  5. Step 5: Solve for x
    x = 45,087,673,997,666.62/7,774,011.78
  6. Step 6: Final answer
    x = 5,799,794.92

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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.