Home / 89,478,092.14-123,477,831.08-51,802,844.64

Finding the Fourth Proportional to 89,478,092.14, 123,477,831.08 and 51,802,844.64

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Solution

The fourth proportional to 89,478,092.14, 123,477,831.08 and 51,802,844.64 is: 71,486,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,478,092.14 : 123,477,831.08 = 51,802,844.64 : x
  2. Step 2: Convert to fraction form
    89,478,092.14/123,477,831.08 = 51,802,844.64/x
  3. Step 3: Cross multiply
    89,478,092.14x = 123,477,831.08 × 51,802,844.64
  4. Step 4: Simplify right side
    89,478,092.14x = 6,396,502,899,921,403
  5. Step 5: Solve for x
    x = 6,396,502,899,921,403/89,478,092.14
  6. Step 6: Final answer
    x = 71,486,804.72

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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.