Home / 14,218,366.32-19,623,691.82-8,714,802.60

Finding the Fourth Proportional to 14,218,366.32, 19,623,691.82 and 8,714,802.60

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Solution

The fourth proportional to 14,218,366.32, 19,623,691.82 and 8,714,802.60 is: 12,027,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218,366.32 : 19,623,691.82 = 8,714,802.60 : x
  2. Step 2: Convert to fraction form
    14,218,366.32/19,623,691.82 = 8,714,802.60/x
  3. Step 3: Cross multiply
    14,218,366.32x = 19,623,691.82 × 8,714,802.60
  4. Step 4: Simplify right side
    14,218,366.32x = 171,016,600,494,534.72
  5. Step 5: Solve for x
    x = 171,016,600,494,534.72/14,218,366.32
  6. Step 6: Final answer
    x = 12,027,865.69

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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.