Home / 13,591,801.07-18,752,463.25-7,710,467.21

Finding the Fourth Proportional to 13,591,801.07, 18,752,463.25 and 7,710,467.21

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Solution

The fourth proportional to 13,591,801.07, 18,752,463.25 and 7,710,467.21 is: 10,638,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591,801.07 : 18,752,463.25 = 7,710,467.21 : x
  2. Step 2: Convert to fraction form
    13,591,801.07/18,752,463.25 = 7,710,467.21/x
  3. Step 3: Cross multiply
    13,591,801.07x = 18,752,463.25 × 7,710,467.21
  4. Step 4: Simplify right side
    13,591,801.07x = 144,590,252,882,816.53
  5. Step 5: Solve for x
    x = 144,590,252,882,816.53/13,591,801.07
  6. Step 6: Final answer
    x = 10,638,049.53

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1.5x scale

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.