Home / 29,341,157.80-43,969,746.30-21,604,426.60

Finding the Fourth Proportional to 29,341,157.80, 43,969,746.30 and 21,604,426.60

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Solution

The fourth proportional to 29,341,157.80, 43,969,746.30 and 21,604,426.60 is: 32,375,721.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341,157.80 : 43,969,746.30 = 21,604,426.60 : x
  2. Step 2: Convert to fraction form
    29,341,157.80/43,969,746.30 = 21,604,426.60/x
  3. Step 3: Cross multiply
    29,341,157.80x = 43,969,746.30 × 21,604,426.60
  4. Step 4: Simplify right side
    29,341,157.80x = 949,941,156,558,971.62
  5. Step 5: Solve for x
    x = 949,941,156,558,971.62/29,341,157.80
  6. Step 6: Final answer
    x = 32,375,721.61

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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.