Home / 5,200,538.16-7,176,703.50-2,908,698.96

Finding the Fourth Proportional to 5,200,538.16, 7,176,703.50 and 2,908,698.96

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Solution

The fourth proportional to 5,200,538.16, 7,176,703.50 and 2,908,698.96 is: 4,013,982.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,538.16 : 7,176,703.50 = 2,908,698.96 : x
  2. Step 2: Convert to fraction form
    5,200,538.16/7,176,703.50 = 2,908,698.96/x
  3. Step 3: Cross multiply
    5,200,538.16x = 7,176,703.50 × 2,908,698.96
  4. Step 4: Simplify right side
    5,200,538.16x = 20,874,870,006,678.36
  5. Step 5: Solve for x
    x = 20,874,870,006,678.36/5,200,538.16
  6. Step 6: Final answer
    x = 4,013,982.66

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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.