Home / 13,553,352.24-18,703,927.80-7,441,805.04

Finding the Fourth Proportional to 13,553,352.24, 18,703,927.80 and 7,441,805.04

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Solution

The fourth proportional to 13,553,352.24, 18,703,927.80 and 7,441,805.04 is: 10,269,856.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553,352.24 : 18,703,927.80 = 7,441,805.04 : x
  2. Step 2: Convert to fraction form
    13,553,352.24/18,703,927.80 = 7,441,805.04/x
  3. Step 3: Cross multiply
    13,553,352.24x = 18,703,927.80 × 7,441,805.04
  4. Step 4: Simplify right side
    13,553,352.24x = 139,190,984,169,836.12
  5. Step 5: Solve for x
    x = 139,190,984,169,836.12/13,553,352.24
  6. Step 6: Final answer
    x = 10,269,856.62

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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.