Home / 7,137,050.38-9,849,137.50-3,873,864.23

Finding the Fourth Proportional to 7,137,050.38, 9,849,137.50 and 3,873,864.23

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Solution

The fourth proportional to 7,137,050.38, 9,849,137.50 and 3,873,864.23 is: 5,345,936.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,050.38 : 9,849,137.50 = 3,873,864.23 : x
  2. Step 2: Convert to fraction form
    7,137,050.38/9,849,137.50 = 3,873,864.23/x
  3. Step 3: Cross multiply
    7,137,050.38x = 9,849,137.50 × 3,873,864.23
  4. Step 4: Simplify right side
    7,137,050.38x = 38,154,221,438,232.30
  5. Step 5: Solve for x
    x = 38,154,221,438,232.30/7,137,050.38
  6. Step 6: Final answer
    x = 5,345,936.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.