Home / 25,215,260.20-37,822,890.30-18,837,968.20

Finding the Fourth Proportional to 25,215,260.20, 37,822,890.30 and 18,837,968.20

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Solution

The fourth proportional to 25,215,260.20, 37,822,890.30 and 18,837,968.20 is: 28,256,952.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215,260.20 : 37,822,890.30 = 18,837,968.20 : x
  2. Step 2: Convert to fraction form
    25,215,260.20/37,822,890.30 = 18,837,968.20/x
  3. Step 3: Cross multiply
    25,215,260.20x = 37,822,890.30 × 18,837,968.20
  4. Step 4: Simplify right side
    25,215,260.20x = 712,506,404,703,488.38
  5. Step 5: Solve for x
    x = 712,506,404,703,488.38/25,215,260.20
  6. Step 6: Final answer
    x = 28,256,952.30

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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.