Home / 6,871,189.20-10,304,159.40-2,077,285.20

Finding the Fourth Proportional to 6,871,189.20, 10,304,159.40 and 2,077,285.20

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Solution

The fourth proportional to 6,871,189.20, 10,304,159.40 and 2,077,285.20 is: 3,115,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,189.20 : 10,304,159.40 = 2,077,285.20 : x
  2. Step 2: Convert to fraction form
    6,871,189.20/10,304,159.40 = 2,077,285.20/x
  3. Step 3: Cross multiply
    6,871,189.20x = 10,304,159.40 × 2,077,285.20
  4. Step 4: Simplify right side
    6,871,189.20x = 21,404,677,820,060.88
  5. Step 5: Solve for x
    x = 21,404,677,820,060.88/6,871,189.20
  6. Step 6: Final answer
    x = 3,115,134.40

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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.