Home / 53,120,773.28-79,704,336.67-18,601,950.33

Finding the Fourth Proportional to 53,120,773.28, 79,704,336.67 and 18,601,950.33

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Solution

The fourth proportional to 53,120,773.28, 79,704,336.67 and 18,601,950.33 is: 27,911,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120,773.28 : 79,704,336.67 = 18,601,950.33 : x
  2. Step 2: Convert to fraction form
    53,120,773.28/79,704,336.67 = 18,601,950.33/x
  3. Step 3: Cross multiply
    53,120,773.28x = 79,704,336.67 × 18,601,950.33
  4. Step 4: Simplify right side
    53,120,773.28x = 1,482,656,111,774,432.75
  5. Step 5: Solve for x
    x = 1,482,656,111,774,432.75/53,120,773.28
  6. Step 6: Final answer
    x = 27,911,041.58

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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.