Home / 13,284,080.80-19,926,121.20-3,700,938.40

Finding the Fourth Proportional to 13,284,080.80, 19,926,121.20 and 3,700,938.40

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Solution

The fourth proportional to 13,284,080.80, 19,926,121.20 and 3,700,938.40 is: 5,551,407.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,080.80 : 19,926,121.20 = 3,700,938.40 : x
  2. Step 2: Convert to fraction form
    13,284,080.80/19,926,121.20 = 3,700,938.40/x
  3. Step 3: Cross multiply
    13,284,080.80x = 19,926,121.20 × 3,700,938.40
  4. Step 4: Simplify right side
    13,284,080.80x = 73,745,347,112,134.08
  5. Step 5: Solve for x
    x = 73,745,347,112,134.08/13,284,080.80
  6. Step 6: Final answer
    x = 5,551,407.60

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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.