Home / 14,035,905.20-21,053,857.80-3,938,526.20

Finding the Fourth Proportional to 14,035,905.20, 21,053,857.80 and 3,938,526.20

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Solution

The fourth proportional to 14,035,905.20, 21,053,857.80 and 3,938,526.20 is: 5,907,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035,905.20 : 21,053,857.80 = 3,938,526.20 : x
  2. Step 2: Convert to fraction form
    14,035,905.20/21,053,857.80 = 3,938,526.20/x
  3. Step 3: Cross multiply
    14,035,905.20x = 21,053,857.80 × 3,938,526.20
  4. Step 4: Simplify right side
    14,035,905.20x = 82,921,170,556,374.36
  5. Step 5: Solve for x
    x = 82,921,170,556,374.36/14,035,905.20
  6. Step 6: Final answer
    x = 5,907,789.30

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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.