Home / 49,538,041.10-74,307,061.65-20,804,797.70

Finding the Fourth Proportional to 49,538,041.10, 74,307,061.65 and 20,804,797.70

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Solution

The fourth proportional to 49,538,041.10, 74,307,061.65 and 20,804,797.70 is: 31,207,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,041.10 : 74,307,061.65 = 20,804,797.70 : x
  2. Step 2: Convert to fraction form
    49,538,041.10/74,307,061.65 = 20,804,797.70/x
  3. Step 3: Cross multiply
    49,538,041.10x = 74,307,061.65 × 20,804,797.70
  4. Step 4: Simplify right side
    49,538,041.10x = 1,545,943,385,309,678.25
  5. Step 5: Solve for x
    x = 1,545,943,385,309,678.25/49,538,041.10
  6. Step 6: Final answer
    x = 31,207,196.55

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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.