Home / 7,653,616-10,561,990.08-4,215,846.40

Finding the Fourth Proportional to 7,653,616, 10,561,990.08 and 4,215,846.40

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Solution

The fourth proportional to 7,653,616, 10,561,990.08 and 4,215,846.40 is: 5,817,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,616 : 10,561,990.08 = 4,215,846.40 : x
  2. Step 2: Convert to fraction form
    7,653,616/10,561,990.08 = 4,215,846.40/x
  3. Step 3: Cross multiply
    7,653,616x = 10,561,990.08 × 4,215,846.40
  4. Step 4: Simplify right side
    7,653,616x = 44,527,727,855,603.72
  5. Step 5: Solve for x
    x = 44,527,727,855,603.72/7,653,616
  6. Step 6: Final answer
    x = 5,817,868.03

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1.5x scale

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.