Home / 12,995,191.46-17,927,734.85-7,835,686.67

Finding the Fourth Proportional to 12,995,191.46, 17,927,734.85 and 7,835,686.67

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Solution

The fourth proportional to 12,995,191.46, 17,927,734.85 and 7,835,686.67 is: 10,809,853.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,191.46 : 17,927,734.85 = 7,835,686.67 : x
  2. Step 2: Convert to fraction form
    12,995,191.46/17,927,734.85 = 7,835,686.67/x
  3. Step 3: Cross multiply
    12,995,191.46x = 17,927,734.85 × 7,835,686.67
  4. Step 4: Simplify right side
    12,995,191.46x = 140,476,112,987,439.45
  5. Step 5: Solve for x
    x = 140,476,112,987,439.45/12,995,191.46
  6. Step 6: Final answer
    x = 10,809,853.28

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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.