Home / 49,606,702.97-68,435,156.68-28,971,045.77

Finding the Fourth Proportional to 49,606,702.97, 68,435,156.68 and 28,971,045.77

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Solution

The fourth proportional to 49,606,702.97, 68,435,156.68 and 28,971,045.77 is: 39,967,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,606,702.97 : 68,435,156.68 = 28,971,045.77 : x
  2. Step 2: Convert to fraction form
    49,606,702.97/68,435,156.68 = 28,971,045.77/x
  3. Step 3: Cross multiply
    49,606,702.97x = 68,435,156.68 × 28,971,045.77
  4. Step 4: Simplify right side
    49,606,702.97x = 1,982,638,056,038,797.75
  5. Step 5: Solve for x
    x = 1,982,638,056,038,797.75/49,606,702.97
  6. Step 6: Final answer
    x = 39,967,140.28

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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.