Home / 18,091,511.86-24,966,529.80-9,831,738.10

Finding the Fourth Proportional to 18,091,511.86, 24,966,529.80 and 9,831,738.10

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Solution

The fourth proportional to 18,091,511.86, 24,966,529.80 and 9,831,738.10 is: 13,567,930.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091,511.86 : 24,966,529.80 = 9,831,738.10 : x
  2. Step 2: Convert to fraction form
    18,091,511.86/24,966,529.80 = 9,831,738.10/x
  3. Step 3: Cross multiply
    18,091,511.86x = 24,966,529.80 × 9,831,738.10
  4. Step 4: Simplify right side
    18,091,511.86x = 245,464,382,259,445.38
  5. Step 5: Solve for x
    x = 245,464,382,259,445.38/18,091,511.86
  6. Step 6: Final answer
    x = 13,567,930.87

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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.