Home / 36,029,442.48-49,724,180.28-20,561,855.28

Finding the Fourth Proportional to 36,029,442.48, 49,724,180.28 and 20,561,855.28

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Solution

The fourth proportional to 36,029,442.48, 49,724,180.28 and 20,561,855.28 is: 28,377,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029,442.48 : 49,724,180.28 = 20,561,855.28 : x
  2. Step 2: Convert to fraction form
    36,029,442.48/49,724,180.28 = 20,561,855.28/x
  3. Step 3: Cross multiply
    36,029,442.48x = 49,724,180.28 × 20,561,855.28
  4. Step 4: Simplify right side
    36,029,442.48x = 1,022,421,398,833,990
  5. Step 5: Solve for x
    x = 1,022,421,398,833,990/36,029,442.48
  6. Step 6: Final answer
    x = 28,377,386.06

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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.