Home / 52,770,955.14-79,166,376.57-19,991,342.11

Finding the Fourth Proportional to 52,770,955.14, 79,166,376.57 and 19,991,342.11

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Solution

The fourth proportional to 52,770,955.14, 79,166,376.57 and 19,991,342.11 is: 29,990,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,770,955.14 : 79,166,376.57 = 19,991,342.11 : x
  2. Step 2: Convert to fraction form
    52,770,955.14/79,166,376.57 = 19,991,342.11/x
  3. Step 3: Cross multiply
    52,770,955.14x = 79,166,376.57 × 19,991,342.11
  4. Step 4: Simplify right side
    52,770,955.14x = 1,582,642,117,645,447
  5. Step 5: Solve for x
    x = 1,582,642,117,645,447/52,770,955.14
  6. Step 6: Final answer
    x = 29,990,780.22

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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.