Home / 7,212,627.16-9,953,331.87-4,115,070.52

Finding the Fourth Proportional to 7,212,627.16, 9,953,331.87 and 4,115,070.52

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Solution

The fourth proportional to 7,212,627.16, 9,953,331.87 and 4,115,070.52 is: 5,678,743.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,627.16 : 9,953,331.87 = 4,115,070.52 : x
  2. Step 2: Convert to fraction form
    7,212,627.16/9,953,331.87 = 4,115,070.52/x
  3. Step 3: Cross multiply
    7,212,627.16x = 9,953,331.87 × 4,115,070.52
  4. Step 4: Simplify right side
    7,212,627.16x = 40,958,662,544,561.66
  5. Step 5: Solve for x
    x = 40,958,662,544,561.66/7,212,627.16
  6. Step 6: Final answer
    x = 5,678,743.91

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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.