Home / 14,212,276.80-21,312,194.40-5,689,780.80

Finding the Fourth Proportional to 14,212,276.80, 21,312,194.40 and 5,689,780.80

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Solution

The fourth proportional to 14,212,276.80, 21,312,194.40 and 5,689,780.80 is: 8,532,180.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,276.80 : 21,312,194.40 = 5,689,780.80 : x
  2. Step 2: Convert to fraction form
    14,212,276.80/21,312,194.40 = 5,689,780.80/x
  3. Step 3: Cross multiply
    14,212,276.80x = 21,312,194.40 × 5,689,780.80
  4. Step 4: Simplify right side
    14,212,276.80x = 121,261,714,502,987.50
  5. Step 5: Solve for x
    x = 121,261,714,502,987.50/14,212,276.80
  6. Step 6: Final answer
    x = 8,532,180.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.