Home / 18,923,671.48-26,114,677.15-10,221,844.16

Finding the Fourth Proportional to 18,923,671.48, 26,114,677.15 and 10,221,844.16

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Solution

The fourth proportional to 18,923,671.48, 26,114,677.15 and 10,221,844.16 is: 14,106,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,671.48 : 26,114,677.15 = 10,221,844.16 : x
  2. Step 2: Convert to fraction form
    18,923,671.48/26,114,677.15 = 10,221,844.16/x
  3. Step 3: Cross multiply
    18,923,671.48x = 26,114,677.15 × 10,221,844.16
  4. Step 4: Simplify right side
    18,923,671.48x = 266,940,159,985,439.53
  5. Step 5: Solve for x
    x = 266,940,159,985,439.53/18,923,671.48
  6. Step 6: Final answer
    x = 14,106,150.61

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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.