Home / 51,916,620.52-77,820,014.46-19,554,521

Finding the Fourth Proportional to 51,916,620.52, 77,820,014.46 and 19,554,521

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Solution

The fourth proportional to 51,916,620.52, 77,820,014.46 and 19,554,521 is: 29,311,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,916,620.52 : 77,820,014.46 = 19,554,521 : x
  2. Step 2: Convert to fraction form
    51,916,620.52/77,820,014.46 = 19,554,521/x
  3. Step 3: Cross multiply
    51,916,620.52x = 77,820,014.46 × 19,554,521
  4. Step 4: Simplify right side
    51,916,620.52x = 1,521,733,106,978,373.50
  5. Step 5: Solve for x
    x = 1,521,733,106,978,373.50/51,916,620.52
  6. Step 6: Final answer
    x = 29,311,097.13

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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.