Home / 7,056,341.10-9,743,235.78-5,422,172.58

Finding the Fourth Proportional to 7,056,341.10, 9,743,235.78 and 5,422,172.58

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Solution

The fourth proportional to 7,056,341.10, 9,743,235.78 and 5,422,172.58 is: 7,486,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056,341.10 : 9,743,235.78 = 5,422,172.58 : x
  2. Step 2: Convert to fraction form
    7,056,341.10/9,743,235.78 = 5,422,172.58/x
  3. Step 3: Cross multiply
    7,056,341.10x = 9,743,235.78 × 5,422,172.58
  4. Step 4: Simplify right side
    7,056,341.10x = 52,829,505,886,790.91
  5. Step 5: Solve for x
    x = 52,829,505,886,790.91/7,056,341.10
  6. Step 6: Final answer
    x = 7,486,812.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.