Home / 5,336,638.68-7,364,510.10-2,889,186.96

Finding the Fourth Proportional to 5,336,638.68, 7,364,510.10 and 2,889,186.96

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Solution

The fourth proportional to 5,336,638.68, 7,364,510.10 and 2,889,186.96 is: 3,987,050.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336,638.68 : 7,364,510.10 = 2,889,186.96 : x
  2. Step 2: Convert to fraction form
    5,336,638.68/7,364,510.10 = 2,889,186.96/x
  3. Step 3: Cross multiply
    5,336,638.68x = 7,364,510.10 × 2,889,186.96
  4. Step 4: Simplify right side
    5,336,638.68x = 21,277,446,547,708.29
  5. Step 5: Solve for x
    x = 21,277,446,547,708.29/5,336,638.68
  6. Step 6: Final answer
    x = 3,987,050.24

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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.