Home / 74,434,803.36-102,720,087.20-41,394,331.52

Finding the Fourth Proportional to 74,434,803.36, 102,720,087.20 and 41,394,331.52

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Solution

The fourth proportional to 74,434,803.36, 102,720,087.20 and 41,394,331.52 is: 57,124,210.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,434,803.36 : 102,720,087.20 = 41,394,331.52 : x
  2. Step 2: Convert to fraction form
    74,434,803.36/102,720,087.20 = 41,394,331.52/x
  3. Step 3: Cross multiply
    74,434,803.36x = 102,720,087.20 × 41,394,331.52
  4. Step 4: Simplify right side
    74,434,803.36x = 4,252,029,343,320,109
  5. Step 5: Solve for x
    x = 4,252,029,343,320,109/74,434,803.36
  6. Step 6: Final answer
    x = 57,124,210.07

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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.