Home / 25,238,251.20-37,857,376.80-18,071,889.60

Finding the Fourth Proportional to 25,238,251.20, 37,857,376.80 and 18,071,889.60

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Solution

The fourth proportional to 25,238,251.20, 37,857,376.80 and 18,071,889.60 is: 27,107,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238,251.20 : 37,857,376.80 = 18,071,889.60 : x
  2. Step 2: Convert to fraction form
    25,238,251.20/37,857,376.80 = 18,071,889.60/x
  3. Step 3: Cross multiply
    25,238,251.20x = 37,857,376.80 × 18,071,889.60
  4. Step 4: Simplify right side
    25,238,251.20x = 684,154,334,075,201.25
  5. Step 5: Solve for x
    x = 684,154,334,075,201.25/25,238,251.20
  6. Step 6: Final answer
    x = 27,107,834.40

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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.