Home / 25,193,417.60-37,793,812.80-8,151,190.40

Finding the Fourth Proportional to 25,193,417.60, 37,793,812.80 and 8,151,190.40

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Solution

The fourth proportional to 25,193,417.60, 37,793,812.80 and 8,151,190.40 is: 12,227,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,417.60 : 37,793,812.80 = 8,151,190.40 : x
  2. Step 2: Convert to fraction form
    25,193,417.60/37,793,812.80 = 8,151,190.40/x
  3. Step 3: Cross multiply
    25,193,417.60x = 37,793,812.80 × 8,151,190.40
  4. Step 4: Simplify right side
    25,193,417.60x = 308,064,564,074,757.12
  5. Step 5: Solve for x
    x = 308,064,564,074,757.12/25,193,417.60
  6. Step 6: Final answer
    x = 12,227,978.31

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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.