Home / 48,492,045.30-72,738,067.95-46,578,857.70

Finding the Fourth Proportional to 48,492,045.30, 72,738,067.95 and 46,578,857.70

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Solution

The fourth proportional to 48,492,045.30, 72,738,067.95 and 46,578,857.70 is: 69,868,286.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492,045.30 : 72,738,067.95 = 46,578,857.70 : x
  2. Step 2: Convert to fraction form
    48,492,045.30/72,738,067.95 = 46,578,857.70/x
  3. Step 3: Cross multiply
    48,492,045.30x = 72,738,067.95 × 46,578,857.70
  4. Step 4: Simplify right side
    48,492,045.30x = 3,388,056,116,415,981
  5. Step 5: Solve for x
    x = 3,388,056,116,415,981/48,492,045.30
  6. Step 6: Final answer
    x = 69,868,286.55

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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.