Home / 14,663,901.42-20,236,404.06-8,137,953.54

Finding the Fourth Proportional to 14,663,901.42, 20,236,404.06 and 8,137,953.54

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Solution

The fourth proportional to 14,663,901.42, 20,236,404.06 and 8,137,953.54 is: 11,230,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663,901.42 : 20,236,404.06 = 8,137,953.54 : x
  2. Step 2: Convert to fraction form
    14,663,901.42/20,236,404.06 = 8,137,953.54/x
  3. Step 3: Cross multiply
    14,663,901.42x = 20,236,404.06 × 8,137,953.54
  4. Step 4: Simplify right side
    14,663,901.42x = 164,682,916,056,947.38
  5. Step 5: Solve for x
    x = 164,682,916,056,947.38/14,663,901.42
  6. Step 6: Final answer
    x = 11,230,498.03

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1.5x scale

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.