Home / 21,397,390.32-32,095,974.72-5,223,426.96

Finding the Fourth Proportional to 21,397,390.32, 32,095,974.72 and 5,223,426.96

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Solution

The fourth proportional to 21,397,390.32, 32,095,974.72 and 5,223,426.96 is: 7,835,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,397,390.32 : 32,095,974.72 = 5,223,426.96 : x
  2. Step 2: Convert to fraction form
    21,397,390.32/32,095,974.72 = 5,223,426.96/x
  3. Step 3: Cross multiply
    21,397,390.32x = 32,095,974.72 × 5,223,426.96
  4. Step 4: Simplify right side
    21,397,390.32x = 167,650,979,659,926.44
  5. Step 5: Solve for x
    x = 167,650,979,659,926.44/21,397,390.32
  6. Step 6: Final answer
    x = 7,835,113.40

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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.