Home / 10,341,979.50-15,515,928.99-3,520,055.82

Finding the Fourth Proportional to 10,341,979.50, 15,515,928.99 and 3,520,055.82

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Solution

The fourth proportional to 10,341,979.50, 15,515,928.99 and 3,520,055.82 is: 5,281,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341,979.50 : 15,515,928.99 = 3,520,055.82 : x
  2. Step 2: Convert to fraction form
    10,341,979.50/15,515,928.99 = 3,520,055.82/x
  3. Step 3: Cross multiply
    10,341,979.50x = 15,515,928.99 × 3,520,055.82
  4. Step 4: Simplify right side
    10,341,979.50x = 54,616,936,143,956.22
  5. Step 5: Solve for x
    x = 54,616,936,143,956.22/10,341,979.50
  6. Step 6: Final answer
    x = 5,281,091.12

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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.