Home / 13,087,533.62-18,061,756.65-9,366,713.97

Finding the Fourth Proportional to 13,087,533.62, 18,061,756.65 and 9,366,713.97

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Solution

The fourth proportional to 13,087,533.62, 18,061,756.65 and 9,366,713.97 is: 12,926,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087,533.62 : 18,061,756.65 = 9,366,713.97 : x
  2. Step 2: Convert to fraction form
    13,087,533.62/18,061,756.65 = 9,366,713.97/x
  3. Step 3: Cross multiply
    13,087,533.62x = 18,061,756.65 × 9,366,713.97
  4. Step 4: Simplify right side
    13,087,533.62x = 169,179,308,336,295.41
  5. Step 5: Solve for x
    x = 169,179,308,336,295.41/13,087,533.62
  6. Step 6: Final answer
    x = 12,926,752.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.