Home / 9,507,474.85-13,120,612.29-5,377,425.18

Finding the Fourth Proportional to 9,507,474.85, 13,120,612.29 and 5,377,425.18

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Solution

The fourth proportional to 9,507,474.85, 13,120,612.29 and 5,377,425.18 is: 7,421,014.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507,474.85 : 13,120,612.29 = 5,377,425.18 : x
  2. Step 2: Convert to fraction form
    9,507,474.85/13,120,612.29 = 5,377,425.18/x
  3. Step 3: Cross multiply
    9,507,474.85x = 13,120,612.29 × 5,377,425.18
  4. Step 4: Simplify right side
    9,507,474.85x = 70,555,110,905,263.45
  5. Step 5: Solve for x
    x = 70,555,110,905,263.45/9,507,474.85
  6. Step 6: Final answer
    x = 7,421,014.73

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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.