Home / 7,152,001.70-10,719,708.15-2,889,371.30

Finding the Fourth Proportional to 7,152,001.70, 10,719,708.15 and 2,889,371.30

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Solution

The fourth proportional to 7,152,001.70, 10,719,708.15 and 2,889,371.30 is: 4,330,706.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,001.70 : 10,719,708.15 = 2,889,371.30 : x
  2. Step 2: Convert to fraction form
    7,152,001.70/10,719,708.15 = 2,889,371.30/x
  3. Step 3: Cross multiply
    7,152,001.70x = 10,719,708.15 × 2,889,371.30
  4. Step 4: Simplify right side
    7,152,001.70x = 30,973,217,072,986.09
  5. Step 5: Solve for x
    x = 30,973,217,072,986.09/7,152,001.70
  6. Step 6: Final answer
    x = 4,330,706.06

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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.