Home / 9,998,830.41-13,798,403.42-5,415,151.79

Finding the Fourth Proportional to 9,998,830.41, 13,798,403.42 and 5,415,151.79

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Solution

The fourth proportional to 9,998,830.41, 13,798,403.42 and 5,415,151.79 is: 7,472,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998,830.41 : 13,798,403.42 = 5,415,151.79 : x
  2. Step 2: Convert to fraction form
    9,998,830.41/13,798,403.42 = 5,415,151.79/x
  3. Step 3: Cross multiply
    9,998,830.41x = 13,798,403.42 × 5,415,151.79
  4. Step 4: Simplify right side
    9,998,830.41x = 74,720,448,882,887.34
  5. Step 5: Solve for x
    x = 74,720,448,882,887.34/9,998,830.41
  6. Step 6: Final answer
    x = 7,472,918.91

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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.