Home / 12,172,190.17-16,797,595.73-6,590,408.66

Finding the Fourth Proportional to 12,172,190.17, 16,797,595.73 and 6,590,408.66

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Solution

The fourth proportional to 12,172,190.17, 16,797,595.73 and 6,590,408.66 is: 9,094,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,172,190.17 : 16,797,595.73 = 6,590,408.66 : x
  2. Step 2: Convert to fraction form
    12,172,190.17/16,797,595.73 = 6,590,408.66/x
  3. Step 3: Cross multiply
    12,172,190.17x = 16,797,595.73 × 6,590,408.66
  4. Step 4: Simplify right side
    12,172,190.17x = 110,703,020,330,303.62
  5. Step 5: Solve for x
    x = 110,703,020,330,303.62/12,172,190.17
  6. Step 6: Final answer
    x = 9,094,749.49

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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.