Home / 37,036,389.11-51,109,663.42-20,516,464.22

Finding the Fourth Proportional to 37,036,389.11, 51,109,663.42 and 20,516,464.22

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Solution

The fourth proportional to 37,036,389.11, 51,109,663.42 and 20,516,464.22 is: 28,312,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,036,389.11 : 51,109,663.42 = 20,516,464.22 : x
  2. Step 2: Convert to fraction form
    37,036,389.11/51,109,663.42 = 20,516,464.22/x
  3. Step 3: Cross multiply
    37,036,389.11x = 51,109,663.42 × 20,516,464.22
  4. Step 4: Simplify right side
    37,036,389.11x = 1,048,589,580,929,155.75
  5. Step 5: Solve for x
    x = 1,048,589,580,929,155.75/37,036,389.11
  6. Step 6: Final answer
    x = 28,312,413.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.