Home / 12,003,465.91-16,564,781.73-6,496,839.80

Finding the Fourth Proportional to 12,003,465.91, 16,564,781.73 and 6,496,839.80

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Solution

The fourth proportional to 12,003,465.91, 16,564,781.73 and 6,496,839.80 is: 8,965,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,465.91 : 16,564,781.73 = 6,496,839.80 : x
  2. Step 2: Convert to fraction form
    12,003,465.91/16,564,781.73 = 6,496,839.80/x
  3. Step 3: Cross multiply
    12,003,465.91x = 16,564,781.73 × 6,496,839.80
  4. Step 4: Simplify right side
    12,003,465.91x = 107,618,733,221,776.86
  5. Step 5: Solve for x
    x = 107,618,733,221,776.86/12,003,465.91
  6. Step 6: Final answer
    x = 8,965,638.26

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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.