Home / 45,746,945.70-68,619,981.15-11,203,499.40

Finding the Fourth Proportional to 45,746,945.70, 68,619,981.15 and 11,203,499.40

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Solution

The fourth proportional to 45,746,945.70, 68,619,981.15 and 11,203,499.40 is: 16,805,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,746,945.70 : 68,619,981.15 = 11,203,499.40 : x
  2. Step 2: Convert to fraction form
    45,746,945.70/68,619,981.15 = 11,203,499.40/x
  3. Step 3: Cross multiply
    45,746,945.70x = 68,619,981.15 × 11,203,499.40
  4. Step 4: Simplify right side
    45,746,945.70x = 768,783,917,642,036.38
  5. Step 5: Solve for x
    x = 768,783,917,642,036.38/45,746,945.70
  6. Step 6: Final answer
    x = 16,805,141.98

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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.