Home / 14,189,206.40-21,283,809.60-13,965,257.60

Finding the Fourth Proportional to 14,189,206.40, 21,283,809.60 and 13,965,257.60

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Solution

The fourth proportional to 14,189,206.40, 21,283,809.60 and 13,965,257.60 is: 20,947,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,206.40 : 21,283,809.60 = 13,965,257.60 : x
  2. Step 2: Convert to fraction form
    14,189,206.40/21,283,809.60 = 13,965,257.60/x
  3. Step 3: Cross multiply
    14,189,206.40x = 21,283,809.60 × 13,965,257.60
  4. Step 4: Simplify right side
    14,189,206.40x = 297,233,883,773,353
  5. Step 5: Solve for x
    x = 297,233,883,773,353/14,189,206.40
  6. Step 6: Final answer
    x = 20,947,886.40

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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.