Home / 8,476,821.79-12,699,232.14-5,008,211.64

Finding the Fourth Proportional to 8,476,821.79, 12,699,232.14 and 5,008,211.64

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Solution

The fourth proportional to 8,476,821.79, 12,699,232.14 and 5,008,211.64 is: 7,502,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,821.79 : 12,699,232.14 = 5,008,211.64 : x
  2. Step 2: Convert to fraction form
    8,476,821.79/12,699,232.14 = 5,008,211.64/x
  3. Step 3: Cross multiply
    8,476,821.79x = 12,699,232.14 × 5,008,211.64
  4. Step 4: Simplify right side
    8,476,821.79x = 63,600,442,241,390.91
  5. Step 5: Solve for x
    x = 63,600,442,241,390.91/8,476,821.79
  6. Step 6: Final answer
    x = 7,502,864.14

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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.