Home / 60,638,072.84-83,681,635.38-33,137,160.20

Finding the Fourth Proportional to 60,638,072.84, 83,681,635.38 and 33,137,160.20

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Solution

The fourth proportional to 60,638,072.84, 83,681,635.38 and 33,137,160.20 is: 45,729,879.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,638,072.84 : 83,681,635.38 = 33,137,160.20 : x
  2. Step 2: Convert to fraction form
    60,638,072.84/83,681,635.38 = 33,137,160.20/x
  3. Step 3: Cross multiply
    60,638,072.84x = 83,681,635.38 × 33,137,160.20
  4. Step 4: Simplify right side
    60,638,072.84x = 2,772,971,757,385,047.50
  5. Step 5: Solve for x
    x = 2,772,971,757,385,047.50/60,638,072.84
  6. Step 6: Final answer
    x = 45,729,879.39

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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.