Home / 19,160,659.65-28,741,397.85-6,865,426.11

Finding the Fourth Proportional to 19,160,659.65, 28,741,397.85 and 6,865,426.11

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Solution

The fourth proportional to 19,160,659.65, 28,741,397.85 and 6,865,426.11 is: 10,298,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160,659.65 : 28,741,397.85 = 6,865,426.11 : x
  2. Step 2: Convert to fraction form
    19,160,659.65/28,741,397.85 = 6,865,426.11/x
  3. Step 3: Cross multiply
    19,160,659.65x = 28,741,397.85 × 6,865,426.11
  4. Step 4: Simplify right side
    19,160,659.65x = 197,321,943,237,287.88
  5. Step 5: Solve for x
    x = 197,321,943,237,287.88/19,160,659.65
  6. Step 6: Final answer
    x = 10,298,285.49

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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.