Home / 21,341,191.86-32,016,880.44-6,964,286.40

Finding the Fourth Proportional to 21,341,191.86, 32,016,880.44 and 6,964,286.40

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Solution

The fourth proportional to 21,341,191.86, 32,016,880.44 and 6,964,286.40 is: 10,448,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341,191.86 : 32,016,880.44 = 6,964,286.40 : x
  2. Step 2: Convert to fraction form
    21,341,191.86/32,016,880.44 = 6,964,286.40/x
  3. Step 3: Cross multiply
    21,341,191.86x = 32,016,880.44 × 6,964,286.40
  4. Step 4: Simplify right side
    21,341,191.86x = 222,974,725,018,718.03
  5. Step 5: Solve for x
    x = 222,974,725,018,718.03/21,341,191.86
  6. Step 6: Final answer
    x = 10,448,091.49

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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.