Home / 57,358,259.09-79,154,408.94-31,252,776.92

Finding the Fourth Proportional to 57,358,259.09, 79,154,408.94 and 31,252,776.92

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Solution

The fourth proportional to 57,358,259.09, 79,154,408.94 and 31,252,776.92 is: 43,128,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,259.09 : 79,154,408.94 = 31,252,776.92 : x
  2. Step 2: Convert to fraction form
    57,358,259.09/79,154,408.94 = 31,252,776.92/x
  3. Step 3: Cross multiply
    57,358,259.09x = 79,154,408.94 × 31,252,776.92
  4. Step 4: Simplify right side
    57,358,259.09x = 2,473,795,084,836,273.50
  5. Step 5: Solve for x
    x = 2,473,795,084,836,273.50/57,358,259.09
  6. Step 6: Final answer
    x = 43,128,838.36

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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.