Home / 6,652,919.70-9,964,633.95-5,152,145.30

Finding the Fourth Proportional to 6,652,919.70, 9,964,633.95 and 5,152,145.30

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Solution

The fourth proportional to 6,652,919.70, 9,964,633.95 and 5,152,145.30 is: 7,716,798.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,919.70 : 9,964,633.95 = 5,152,145.30 : x
  2. Step 2: Convert to fraction form
    6,652,919.70/9,964,633.95 = 5,152,145.30/x
  3. Step 3: Cross multiply
    6,652,919.70x = 9,964,633.95 × 5,152,145.30
  4. Step 4: Simplify right side
    6,652,919.70x = 51,339,241,971,712.93
  5. Step 5: Solve for x
    x = 51,339,241,971,712.93/6,652,919.70
  6. Step 6: Final answer
    x = 7,716,798.68

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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.