Home / 51,144,373.54-76,746,826.91-18,818,976.16

Finding the Fourth Proportional to 51,144,373.54, 76,746,826.91 and 18,818,976.16

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Solution

The fourth proportional to 51,144,373.54, 76,746,826.91 and 18,818,976.16 is: 28,239,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,144,373.54 : 76,746,826.91 = 18,818,976.16 : x
  2. Step 2: Convert to fraction form
    51,144,373.54/76,746,826.91 = 18,818,976.16/x
  3. Step 3: Cross multiply
    51,144,373.54x = 76,746,826.91 × 18,818,976.16
  4. Step 4: Simplify right side
    51,144,373.54x = 1,444,296,705,974,936.50
  5. Step 5: Solve for x
    x = 1,444,296,705,974,936.50/51,144,373.54
  6. Step 6: Final answer
    x = 28,239,601.07

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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.