Home / 37,384,451.10-56,134,413.45-20,378,339.10

Finding the Fourth Proportional to 37,384,451.10, 56,134,413.45 and 20,378,339.10

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Solution

The fourth proportional to 37,384,451.10, 56,134,413.45 and 20,378,339.10 is: 30,598,981.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384,451.10 : 56,134,413.45 = 20,378,339.10 : x
  2. Step 2: Convert to fraction form
    37,384,451.10/56,134,413.45 = 20,378,339.10/x
  3. Step 3: Cross multiply
    37,384,451.10x = 56,134,413.45 × 20,378,339.10
  4. Step 4: Simplify right side
    37,384,451.10x = 1,143,926,112,463,701
  5. Step 5: Solve for x
    x = 1,143,926,112,463,701/37,384,451.10
  6. Step 6: Final answer
    x = 30,598,981.10

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1.5x scale

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.