Home / 12,014,910.74-16,580,656.42-6,508,285.52

Finding the Fourth Proportional to 12,014,910.74, 16,580,656.42 and 6,508,285.52

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Solution

The fourth proportional to 12,014,910.74, 16,580,656.42 and 6,508,285.52 is: 8,981,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,910.74 : 16,580,656.42 = 6,508,285.52 : x
  2. Step 2: Convert to fraction form
    12,014,910.74/16,580,656.42 = 6,508,285.52/x
  3. Step 3: Cross multiply
    12,014,910.74x = 16,580,656.42 × 6,508,285.52
  4. Step 4: Simplify right side
    12,014,910.74x = 107,911,646,090,381.03
  5. Step 5: Solve for x
    x = 107,911,646,090,381.03/12,014,910.74
  6. Step 6: Final answer
    x = 8,981,477.14

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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.