Home / 55,173,205.02-76,141,385.19-30,726,919.02

Finding the Fourth Proportional to 55,173,205.02, 76,141,385.19 and 30,726,919.02

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Solution

The fourth proportional to 55,173,205.02, 76,141,385.19 and 30,726,919.02 is: 42,404,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173,205.02 : 76,141,385.19 = 30,726,919.02 : x
  2. Step 2: Convert to fraction form
    55,173,205.02/76,141,385.19 = 30,726,919.02/x
  3. Step 3: Cross multiply
    55,173,205.02x = 76,141,385.19 × 30,726,919.02
  4. Step 4: Simplify right side
    55,173,205.02x = 2,339,590,176,803,757
  5. Step 5: Solve for x
    x = 2,339,590,176,803,757/55,173,205.02
  6. Step 6: Final answer
    x = 42,404,463.83

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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.