Home / 76,121,367.84-105,047,588.98-41,314,058.28

Finding the Fourth Proportional to 76,121,367.84, 105,047,588.98 and 41,314,058.28

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Solution

The fourth proportional to 76,121,367.84, 105,047,588.98 and 41,314,058.28 is: 57,013,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,367.84 : 105,047,588.98 = 41,314,058.28 : x
  2. Step 2: Convert to fraction form
    76,121,367.84/105,047,588.98 = 41,314,058.28/x
  3. Step 3: Cross multiply
    76,121,367.84x = 105,047,588.98 × 41,314,058.28
  4. Step 4: Simplify right side
    76,121,367.84x = 4,339,942,213,293,206
  5. Step 5: Solve for x
    x = 4,339,942,213,293,206/76,121,367.84
  6. Step 6: Final answer
    x = 57,013,455.44

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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.