Home / 74,198,403.68-111,243,797.11-49,877,006.31

Finding the Fourth Proportional to 74,198,403.68, 111,243,797.11 and 49,877,006.31

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Solution

The fourth proportional to 74,198,403.68, 111,243,797.11 and 49,877,006.31 is: 74,779,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198,403.68 : 111,243,797.11 = 49,877,006.31 : x
  2. Step 2: Convert to fraction form
    74,198,403.68/111,243,797.11 = 49,877,006.31/x
  3. Step 3: Cross multiply
    74,198,403.68x = 111,243,797.11 × 49,877,006.31
  4. Step 4: Simplify right side
    74,198,403.68x = 5,548,507,570,466,176
  5. Step 5: Solve for x
    x = 5,548,507,570,466,176/74,198,403.68
  6. Step 6: Final answer
    x = 74,779,338.85

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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.