Home / 25,702,959.20-38,553,345.30-8,663,604.80

Finding the Fourth Proportional to 25,702,959.20, 38,553,345.30 and 8,663,604.80

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Solution

The fourth proportional to 25,702,959.20, 38,553,345.30 and 8,663,604.80 is: 12,995,038.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,702,959.20 : 38,553,345.30 = 8,663,604.80 : x
  2. Step 2: Convert to fraction form
    25,702,959.20/38,553,345.30 = 8,663,604.80/x
  3. Step 3: Cross multiply
    25,702,959.20x = 38,553,345.30 × 8,663,604.80
  4. Step 4: Simplify right side
    25,702,959.20x = 334,010,947,397,137.44
  5. Step 5: Solve for x
    x = 334,010,947,397,137.44/25,702,959.20
  6. Step 6: Final answer
    x = 12,995,038.62

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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.