Home / 14,648,929.92-20,217,606.48-8,124,010.56

Finding the Fourth Proportional to 14,648,929.92, 20,217,606.48 and 8,124,010.56

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Solution

The fourth proportional to 14,648,929.92, 20,217,606.48 and 8,124,010.56 is: 11,212,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,929.92 : 20,217,606.48 = 8,124,010.56 : x
  2. Step 2: Convert to fraction form
    14,648,929.92/20,217,606.48 = 8,124,010.56/x
  3. Step 3: Cross multiply
    14,648,929.92x = 20,217,606.48 × 8,124,010.56
  4. Step 4: Simplify right side
    14,648,929.92x = 164,248,048,541,444.44
  5. Step 5: Solve for x
    x = 164,248,048,541,444.44/14,648,929.92
  6. Step 6: Final answer
    x = 11,212,289.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.