Home / 8,775,625.70-13,163,438.55-7,655,881.70

Finding the Fourth Proportional to 8,775,625.70, 13,163,438.55 and 7,655,881.70

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Solution

The fourth proportional to 8,775,625.70, 13,163,438.55 and 7,655,881.70 is: 11,483,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775,625.70 : 13,163,438.55 = 7,655,881.70 : x
  2. Step 2: Convert to fraction form
    8,775,625.70/13,163,438.55 = 7,655,881.70/x
  3. Step 3: Cross multiply
    8,775,625.70x = 13,163,438.55 × 7,655,881.70
  4. Step 4: Simplify right side
    8,775,625.70x = 100,777,728,304,019.55
  5. Step 5: Solve for x
    x = 100,777,728,304,019.55/8,775,625.70
  6. Step 6: Final answer
    x = 11,483,822.55

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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.