Home / 45,988,642.80-68,898,983.40-37,422,601.20

Finding the Fourth Proportional to 45,988,642.80, 68,898,983.40 and 37,422,601.20

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Solution

The fourth proportional to 45,988,642.80, 68,898,983.40 and 37,422,601.20 is: 56,065,563.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988,642.80 : 68,898,983.40 = 37,422,601.20 : x
  2. Step 2: Convert to fraction form
    45,988,642.80/68,898,983.40 = 37,422,601.20/x
  3. Step 3: Cross multiply
    45,988,642.80x = 68,898,983.40 × 37,422,601.20
  4. Step 4: Simplify right side
    45,988,642.80x = 2,578,379,178,863,620.50
  5. Step 5: Solve for x
    x = 2,578,379,178,863,620.50/45,988,642.80
  6. Step 6: Final answer
    x = 56,065,563.62

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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.