Home / 14,212,806.60-21,287,717.10-11,007,539.40

Finding the Fourth Proportional to 14,212,806.60, 21,287,717.10 and 11,007,539.40

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Solution

The fourth proportional to 14,212,806.60, 21,287,717.10 and 11,007,539.40 is: 16,486,918.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212,806.60 : 21,287,717.10 = 11,007,539.40 : x
  2. Step 2: Convert to fraction form
    14,212,806.60/21,287,717.10 = 11,007,539.40/x
  3. Step 3: Cross multiply
    14,212,806.60x = 21,287,717.10 × 11,007,539.40
  4. Step 4: Simplify right side
    14,212,806.60x = 234,325,384,714,303.75
  5. Step 5: Solve for x
    x = 234,325,384,714,303.75/14,212,806.60
  6. Step 6: Final answer
    x = 16,486,918.55

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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.