Home / 13,037,747.20-19,563,619.20-5,465,478.40

Finding the Fourth Proportional to 13,037,747.20, 19,563,619.20 and 5,465,478.40

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Solution

The fourth proportional to 13,037,747.20, 19,563,619.20 and 5,465,478.40 is: 8,201,151.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,747.20 : 19,563,619.20 = 5,465,478.40 : x
  2. Step 2: Convert to fraction form
    13,037,747.20/19,563,619.20 = 5,465,478.40/x
  3. Step 3: Cross multiply
    13,037,747.20x = 19,563,619.20 × 5,465,478.40
  4. Step 4: Simplify right side
    13,037,747.20x = 106,924,538,163,425.28
  5. Step 5: Solve for x
    x = 106,924,538,163,425.28/13,037,747.20
  6. Step 6: Final answer
    x = 8,201,151.36

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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.