Home / 52,886,376.45-79,327,713.02-21,760,909.83

Finding the Fourth Proportional to 52,886,376.45, 79,327,713.02 and 21,760,909.83

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Solution

The fourth proportional to 52,886,376.45, 79,327,713.02 and 21,760,909.83 is: 32,640,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,886,376.45 : 79,327,713.02 = 21,760,909.83 : x
  2. Step 2: Convert to fraction form
    52,886,376.45/79,327,713.02 = 21,760,909.83/x
  3. Step 3: Cross multiply
    52,886,376.45x = 79,327,713.02 × 21,760,909.83
  4. Step 4: Simplify right side
    52,886,376.45x = 1,726,243,209,939,532.25
  5. Step 5: Solve for x
    x = 1,726,243,209,939,532.25/52,886,376.45
  6. Step 6: Final answer
    x = 32,640,602.85

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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.