Home / 53,106,920.80-79,660,381.20-36,667,679.20

Finding the Fourth Proportional to 53,106,920.80, 79,660,381.20 and 36,667,679.20

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Solution

The fourth proportional to 53,106,920.80, 79,660,381.20 and 36,667,679.20 is: 55,001,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,106,920.80 : 79,660,381.20 = 36,667,679.20 : x
  2. Step 2: Convert to fraction form
    53,106,920.80/79,660,381.20 = 36,667,679.20/x
  3. Step 3: Cross multiply
    53,106,920.80x = 79,660,381.20 × 36,667,679.20
  4. Step 4: Simplify right side
    53,106,920.80x = 2,920,961,302,791,311.50
  5. Step 5: Solve for x
    x = 2,920,961,302,791,311.50/53,106,920.80
  6. Step 6: Final answer
    x = 55,001,518.80

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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.