Home / 8,657,279.58-11,947,397.49-4,789,737.75

Finding the Fourth Proportional to 8,657,279.58, 11,947,397.49 and 4,789,737.75

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Solution

The fourth proportional to 8,657,279.58, 11,947,397.49 and 4,789,737.75 is: 6,610,032.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,279.58 : 11,947,397.49 = 4,789,737.75 : x
  2. Step 2: Convert to fraction form
    8,657,279.58/11,947,397.49 = 4,789,737.75/x
  3. Step 3: Cross multiply
    8,657,279.58x = 11,947,397.49 × 4,789,737.75
  4. Step 4: Simplify right side
    8,657,279.58x = 57,224,900,772,108.25
  5. Step 5: Solve for x
    x = 57,224,900,772,108.25/8,657,279.58
  6. Step 6: Final answer
    x = 6,610,032.66

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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.