Home / 13,308,892.20-19,963,338.30-5,336,437.80

Finding the Fourth Proportional to 13,308,892.20, 19,963,338.30 and 5,336,437.80

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Solution

The fourth proportional to 13,308,892.20, 19,963,338.30 and 5,336,437.80 is: 8,004,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,892.20 : 19,963,338.30 = 5,336,437.80 : x
  2. Step 2: Convert to fraction form
    13,308,892.20/19,963,338.30 = 5,336,437.80/x
  3. Step 3: Cross multiply
    13,308,892.20x = 19,963,338.30 × 5,336,437.80
  4. Step 4: Simplify right side
    13,308,892.20x = 106,533,113,118,307.73
  5. Step 5: Solve for x
    x = 106,533,113,118,307.73/13,308,892.20
  6. Step 6: Final answer
    x = 8,004,656.70

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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.