Home / 49,214,647.53-67,918,156.47-28,306,646.91

Finding the Fourth Proportional to 49,214,647.53, 67,918,156.47 and 28,306,646.91

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Solution

The fourth proportional to 49,214,647.53, 67,918,156.47 and 28,306,646.91 is: 39,064,290.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,214,647.53 : 67,918,156.47 = 28,306,646.91 : x
  2. Step 2: Convert to fraction form
    49,214,647.53/67,918,156.47 = 28,306,646.91/x
  3. Step 3: Cross multiply
    49,214,647.53x = 67,918,156.47 × 28,306,646.91
  4. Step 4: Simplify right side
    49,214,647.53x = 1,922,535,273,974,422
  5. Step 5: Solve for x
    x = 1,922,535,273,974,422/49,214,647.53
  6. Step 6: Final answer
    x = 39,064,290.22

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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.