Home / 51,641,088.94-71,264,702.64-28,436,160.70

Finding the Fourth Proportional to 51,641,088.94, 71,264,702.64 and 28,436,160.70

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Solution

The fourth proportional to 51,641,088.94, 71,264,702.64 and 28,436,160.70 is: 39,241,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,641,088.94 : 71,264,702.64 = 28,436,160.70 : x
  2. Step 2: Convert to fraction form
    51,641,088.94/71,264,702.64 = 28,436,160.70/x
  3. Step 3: Cross multiply
    51,641,088.94x = 71,264,702.64 × 28,436,160.70
  4. Step 4: Simplify right side
    51,641,088.94x = 2,026,494,536,508,754.25
  5. Step 5: Solve for x
    x = 2,026,494,536,508,754.25/51,641,088.94
  6. Step 6: Final answer
    x = 39,241,901.71

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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.