Home / 53,120,775.79-79,704,340.43-18,601,952.83

Finding the Fourth Proportional to 53,120,775.79, 79,704,340.43 and 18,601,952.83

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Solution

The fourth proportional to 53,120,775.79, 79,704,340.43 and 18,601,952.83 is: 27,911,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120,775.79 : 79,704,340.43 = 18,601,952.83 : x
  2. Step 2: Convert to fraction form
    53,120,775.79/79,704,340.43 = 18,601,952.83/x
  3. Step 3: Cross multiply
    53,120,775.79x = 79,704,340.43 × 18,601,952.83
  4. Step 4: Simplify right side
    53,120,775.79x = 1,482,656,381,025,122
  5. Step 5: Solve for x
    x = 1,482,656,381,025,122/53,120,775.79
  6. Step 6: Final answer
    x = 27,911,045.33

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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.