Home / 14,003,819.10-21,000,678.75-5,917,421.52

Finding the Fourth Proportional to 14,003,819.10, 21,000,678.75 and 5,917,421.52

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Solution

The fourth proportional to 14,003,819.10, 21,000,678.75 and 5,917,421.52 is: 8,873,998.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,819.10 : 21,000,678.75 = 5,917,421.52 : x
  2. Step 2: Convert to fraction form
    14,003,819.10/21,000,678.75 = 5,917,421.52/x
  3. Step 3: Cross multiply
    14,003,819.10x = 21,000,678.75 × 5,917,421.52
  4. Step 4: Simplify right side
    14,003,819.10x = 124,269,868,369,856.69
  5. Step 5: Solve for x
    x = 124,269,868,369,856.69/14,003,819.10
  6. Step 6: Final answer
    x = 8,873,998.41

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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.