Home / 57,346,040.40-79,137,536.52-31,591,928.40

Finding the Fourth Proportional to 57,346,040.40, 79,137,536.52 and 31,591,928.40

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Solution

The fourth proportional to 57,346,040.40, 79,137,536.52 and 31,591,928.40 is: 43,596,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,346,040.40 : 79,137,536.52 = 31,591,928.40 : x
  2. Step 2: Convert to fraction form
    57,346,040.40/79,137,536.52 = 31,591,928.40/x
  3. Step 3: Cross multiply
    57,346,040.40x = 79,137,536.52 × 31,591,928.40
  4. Step 4: Simplify right side
    57,346,040.40x = 2,500,107,387,492,225
  5. Step 5: Solve for x
    x = 2,500,107,387,492,225/57,346,040.40
  6. Step 6: Final answer
    x = 43,596,861.62

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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.