Home / 68,548,252.20-94,596,588-39,180,215.32

Finding the Fourth Proportional to 68,548,252.20, 94,596,588 and 39,180,215.32

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Solution

The fourth proportional to 68,548,252.20, 94,596,588 and 39,180,215.32 is: 54,068,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,548,252.20 : 94,596,588 = 39,180,215.32 : x
  2. Step 2: Convert to fraction form
    68,548,252.20/94,596,588 = 39,180,215.32/x
  3. Step 3: Cross multiply
    68,548,252.20x = 94,596,588 × 39,180,215.32
  4. Step 4: Simplify right side
    68,548,252.20x = 3,706,314,686,377,328
  5. Step 5: Solve for x
    x = 3,706,314,686,377,328/68,548,252.20
  6. Step 6: Final answer
    x = 54,068,697.12

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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.