Home / 12,068,051.70-18,102,077.55-6,966,218.10

Finding the Fourth Proportional to 12,068,051.70, 18,102,077.55 and 6,966,218.10

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Solution

The fourth proportional to 12,068,051.70, 18,102,077.55 and 6,966,218.10 is: 10,449,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,051.70 : 18,102,077.55 = 6,966,218.10 : x
  2. Step 2: Convert to fraction form
    12,068,051.70/18,102,077.55 = 6,966,218.10/x
  3. Step 3: Cross multiply
    12,068,051.70x = 18,102,077.55 × 6,966,218.10
  4. Step 4: Simplify right side
    12,068,051.70x = 126,103,020,276,413.66
  5. Step 5: Solve for x
    x = 126,103,020,276,413.66/12,068,051.70
  6. Step 6: Final answer
    x = 10,449,327.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.