Home / 65,893,072.32-90,936,816.95-36,525,642.66

Finding the Fourth Proportional to 65,893,072.32, 90,936,816.95 and 36,525,642.66

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Solution

The fourth proportional to 65,893,072.32, 90,936,816.95 and 36,525,642.66 is: 50,407,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,893,072.32 : 90,936,816.95 = 36,525,642.66 : x
  2. Step 2: Convert to fraction form
    65,893,072.32/90,936,816.95 = 36,525,642.66/x
  3. Step 3: Cross multiply
    65,893,072.32x = 90,936,816.95 × 36,525,642.66
  4. Step 4: Simplify right side
    65,893,072.32x = 3,321,525,680,644,845
  5. Step 5: Solve for x
    x = 3,321,525,680,644,845/65,893,072.32
  6. Step 6: Final answer
    x = 50,407,813.20

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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.