Home / 13,594,853.52-18,761,392.88-7,399,600.80

Finding the Fourth Proportional to 13,594,853.52, 18,761,392.88 and 7,399,600.80

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Solution

The fourth proportional to 13,594,853.52, 18,761,392.88 and 7,399,600.80 is: 10,211,718.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,853.52 : 18,761,392.88 = 7,399,600.80 : x
  2. Step 2: Convert to fraction form
    13,594,853.52/18,761,392.88 = 7,399,600.80/x
  3. Step 3: Cross multiply
    13,594,853.52x = 18,761,392.88 × 7,399,600.80
  4. Step 4: Simplify right side
    13,594,853.52x = 138,826,817,763,962.30
  5. Step 5: Solve for x
    x = 138,826,817,763,962.30/13,594,853.52
  6. Step 6: Final answer
    x = 10,211,718.54

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1.5x scale

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.