Home / 13,496,724.52-18,625,479.82-7,385,153

Finding the Fourth Proportional to 13,496,724.52, 18,625,479.82 and 7,385,153

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Solution

The fourth proportional to 13,496,724.52, 18,625,479.82 and 7,385,153 is: 10,191,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496,724.52 : 18,625,479.82 = 7,385,153 : x
  2. Step 2: Convert to fraction form
    13,496,724.52/18,625,479.82 = 7,385,153/x
  3. Step 3: Cross multiply
    13,496,724.52x = 18,625,479.82 × 7,385,153
  4. Step 4: Simplify right side
    13,496,724.52x = 137,552,018,169,112.47
  5. Step 5: Solve for x
    x = 137,552,018,169,112.47/13,496,724.52
  6. Step 6: Final answer
    x = 10,191,511.13

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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.