Home / 50,381,521.20-75,578,416.20-18,036,817.20

Finding the Fourth Proportional to 50,381,521.20, 75,578,416.20 and 18,036,817.20

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Solution

The fourth proportional to 50,381,521.20, 75,578,416.20 and 18,036,817.20 is: 27,057,421.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,381,521.20 : 75,578,416.20 = 18,036,817.20 : x
  2. Step 2: Convert to fraction form
    50,381,521.20/75,578,416.20 = 18,036,817.20/x
  3. Step 3: Cross multiply
    50,381,521.20x = 75,578,416.20 × 18,036,817.20
  4. Step 4: Simplify right side
    50,381,521.20x = 1,363,194,077,264,918.75
  5. Step 5: Solve for x
    x = 1,363,194,077,264,918.75/50,381,521.20
  6. Step 6: Final answer
    x = 27,057,421.94

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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.