Home / 8,129,079.17-11,217,098.20-4,457,029.46

Finding the Fourth Proportional to 8,129,079.17, 11,217,098.20 and 4,457,029.46

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Solution

The fourth proportional to 8,129,079.17, 11,217,098.20 and 4,457,029.46 is: 6,150,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,079.17 : 11,217,098.20 = 4,457,029.46 : x
  2. Step 2: Convert to fraction form
    8,129,079.17/11,217,098.20 = 4,457,029.46/x
  3. Step 3: Cross multiply
    8,129,079.17x = 11,217,098.20 × 4,457,029.46
  4. Step 4: Simplify right side
    8,129,079.17x = 49,994,937,077,027.48
  5. Step 5: Solve for x
    x = 49,994,937,077,027.48/8,129,079.17
  6. Step 6: Final answer
    x = 6,150,135.34

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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.