Home / 18,468,666.93-25,489,292.04-10,628,018.13

Finding the Fourth Proportional to 18,468,666.93, 25,489,292.04 and 10,628,018.13

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Solution

The fourth proportional to 18,468,666.93, 25,489,292.04 and 10,628,018.13 is: 14,668,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,666.93 : 25,489,292.04 = 10,628,018.13 : x
  2. Step 2: Convert to fraction form
    18,468,666.93/25,489,292.04 = 10,628,018.13/x
  3. Step 3: Cross multiply
    18,468,666.93x = 25,489,292.04 × 10,628,018.13
  4. Step 4: Simplify right side
    18,468,666.93x = 270,900,657,921,984.69
  5. Step 5: Solve for x
    x = 270,900,657,921,984.69/18,468,666.93
  6. Step 6: Final answer
    x = 14,668,121.90

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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.