Home / 57,671,611.20-79,586,532.72-31,209,945.84

Finding the Fourth Proportional to 57,671,611.20, 79,586,532.72 and 31,209,945.84

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Solution

The fourth proportional to 57,671,611.20, 79,586,532.72 and 31,209,945.84 is: 43,069,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,671,611.20 : 79,586,532.72 = 31,209,945.84 : x
  2. Step 2: Convert to fraction form
    57,671,611.20/79,586,532.72 = 31,209,945.84/x
  3. Step 3: Cross multiply
    57,671,611.20x = 79,586,532.72 × 31,209,945.84
  4. Step 4: Simplify right side
    57,671,611.20x = 2,483,891,375,784,588
  5. Step 5: Solve for x
    x = 2,483,891,375,784,588/57,671,611.20
  6. Step 6: Final answer
    x = 43,069,567.92

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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.