Home / 8,476,820.94-12,699,230.90-5,008,210.79

Finding the Fourth Proportional to 8,476,820.94, 12,699,230.90 and 5,008,210.79

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Solution

The fourth proportional to 8,476,820.94, 12,699,230.90 and 5,008,210.79 is: 7,502,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,820.94 : 12,699,230.90 = 5,008,210.79 : x
  2. Step 2: Convert to fraction form
    8,476,820.94/12,699,230.90 = 5,008,210.79/x
  3. Step 3: Cross multiply
    8,476,820.94x = 12,699,230.90 × 5,008,210.79
  4. Step 4: Simplify right side
    8,476,820.94x = 63,600,425,207,520.08
  5. Step 5: Solve for x
    x = 63,600,425,207,520.08/8,476,820.94
  6. Step 6: Final answer
    x = 7,502,862.89

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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.