Home / 49,538,051.10-74,307,076.65-20,804,807.70

Finding the Fourth Proportional to 49,538,051.10, 74,307,076.65 and 20,804,807.70

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Solution

The fourth proportional to 49,538,051.10, 74,307,076.65 and 20,804,807.70 is: 31,207,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,051.10 : 74,307,076.65 = 20,804,807.70 : x
  2. Step 2: Convert to fraction form
    49,538,051.10/74,307,076.65 = 20,804,807.70/x
  3. Step 3: Cross multiply
    49,538,051.10x = 74,307,076.65 × 20,804,807.70
  4. Step 4: Simplify right side
    49,538,051.10x = 1,545,944,440,452,410.25
  5. Step 5: Solve for x
    x = 1,545,944,440,452,410.25/49,538,051.10
  6. Step 6: Final answer
    x = 31,207,211.55

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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.