Home / 45,746,935.20-68,619,965.40-11,203,488.90

Finding the Fourth Proportional to 45,746,935.20, 68,619,965.40 and 11,203,488.90

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Solution

The fourth proportional to 45,746,935.20, 68,619,965.40 and 11,203,488.90 is: 16,805,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746,935.20 : 68,619,965.40 = 11,203,488.90 : x
  2. Step 2: Convert to fraction form
    45,746,935.20/68,619,965.40 = 11,203,488.90/x
  3. Step 3: Cross multiply
    45,746,935.20x = 68,619,965.40 × 11,203,488.90
  4. Step 4: Simplify right side
    45,746,935.20x = 768,783,020,677,284.12
  5. Step 5: Solve for x
    x = 768,783,020,677,284.12/45,746,935.20
  6. Step 6: Final answer
    x = 16,805,126.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.