Home / 8,051,987.85-11,118,447.57-7,467,808.71

Finding the Fourth Proportional to 8,051,987.85, 11,118,447.57 and 7,467,808.71

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Solution

The fourth proportional to 8,051,987.85, 11,118,447.57 and 7,467,808.71 is: 10,311,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,987.85 : 11,118,447.57 = 7,467,808.71 : x
  2. Step 2: Convert to fraction form
    8,051,987.85/11,118,447.57 = 7,467,808.71/x
  3. Step 3: Cross multiply
    8,051,987.85x = 11,118,447.57 × 7,467,808.71
  4. Step 4: Simplify right side
    8,051,987.85x = 83,030,439,604,924.34
  5. Step 5: Solve for x
    x = 83,030,439,604,924.34/8,051,987.85
  6. Step 6: Final answer
    x = 10,311,793.95

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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.