Home / 55,552,144.32-76,688,542.57-36,998,161.20

Finding the Fourth Proportional to 55,552,144.32, 76,688,542.57 and 36,998,161.20

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Solution

The fourth proportional to 55,552,144.32, 76,688,542.57 and 36,998,161.20 is: 51,075,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552,144.32 : 76,688,542.57 = 36,998,161.20 : x
  2. Step 2: Convert to fraction form
    55,552,144.32/76,688,542.57 = 36,998,161.20/x
  3. Step 3: Cross multiply
    55,552,144.32x = 76,688,542.57 × 36,998,161.20
  4. Step 4: Simplify right side
    55,552,144.32x = 2,837,335,060,063,112.50
  5. Step 5: Solve for x
    x = 2,837,335,060,063,112.50/55,552,144.32
  6. Step 6: Final answer
    x = 51,075,167.21

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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.