Home / 7,648,468.70-11,473,221.45-2,600,159.90

Finding the Fourth Proportional to 7,648,468.70, 11,473,221.45 and 2,600,159.90

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Solution

The fourth proportional to 7,648,468.70, 11,473,221.45 and 2,600,159.90 is: 3,900,416.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,468.70 : 11,473,221.45 = 2,600,159.90 : x
  2. Step 2: Convert to fraction form
    7,648,468.70/11,473,221.45 = 2,600,159.90/x
  3. Step 3: Cross multiply
    7,648,468.70x = 11,473,221.45 × 2,600,159.90
  4. Step 4: Simplify right side
    7,648,468.70x = 29,832,210,338,109.85
  5. Step 5: Solve for x
    x = 29,832,210,338,109.85/7,648,468.70
  6. Step 6: Final answer
    x = 3,900,416.08

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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.