Home / 10,376,826.20-15,565,239.30-3,645,240.20

Finding the Fourth Proportional to 10,376,826.20, 15,565,239.30 and 3,645,240.20

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Solution

The fourth proportional to 10,376,826.20, 15,565,239.30 and 3,645,240.20 is: 5,467,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,826.20 : 15,565,239.30 = 3,645,240.20 : x
  2. Step 2: Convert to fraction form
    10,376,826.20/15,565,239.30 = 3,645,240.20/x
  3. Step 3: Cross multiply
    10,376,826.20x = 15,565,239.30 × 3,645,240.20
  4. Step 4: Simplify right side
    10,376,826.20x = 56,739,036,018,979.87
  5. Step 5: Solve for x
    x = 56,739,036,018,979.87/10,376,826.20
  6. Step 6: Final answer
    x = 5,467,860.30

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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.