Home / 14,256,098.40-21,384,147.60-13,972,663.20

Finding the Fourth Proportional to 14,256,098.40, 21,384,147.60 and 13,972,663.20

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Solution

The fourth proportional to 14,256,098.40, 21,384,147.60 and 13,972,663.20 is: 20,958,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,098.40 : 21,384,147.60 = 13,972,663.20 : x
  2. Step 2: Convert to fraction form
    14,256,098.40/21,384,147.60 = 13,972,663.20/x
  3. Step 3: Cross multiply
    14,256,098.40x = 21,384,147.60 × 13,972,663.20
  4. Step 4: Simplify right side
    14,256,098.40x = 298,793,492,233,888.31
  5. Step 5: Solve for x
    x = 298,793,492,233,888.31/14,256,098.40
  6. Step 6: Final answer
    x = 20,958,994.80

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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.