Home / 8,447,691.96-12,672,802.50-3,057,603.51

Finding the Fourth Proportional to 8,447,691.96, 12,672,802.50 and 3,057,603.51

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Solution

The fourth proportional to 8,447,691.96, 12,672,802.50 and 3,057,603.51 is: 4,586,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,691.96 : 12,672,802.50 = 3,057,603.51 : x
  2. Step 2: Convert to fraction form
    8,447,691.96/12,672,802.50 = 3,057,603.51/x
  3. Step 3: Cross multiply
    8,447,691.96x = 12,672,802.50 × 3,057,603.51
  4. Step 4: Simplify right side
    8,447,691.96x = 38,748,405,405,536.77
  5. Step 5: Solve for x
    x = 38,748,405,405,536.77/8,447,691.96
  6. Step 6: Final answer
    x = 4,586,862.97

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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.