Home / 18,770,484-25,903,267.92-10,185,780

Finding the Fourth Proportional to 18,770,484, 25,903,267.92 and 10,185,780

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Solution

The fourth proportional to 18,770,484, 25,903,267.92 and 10,185,780 is: 14,056,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770,484 : 25,903,267.92 = 10,185,780 : x
  2. Step 2: Convert to fraction form
    18,770,484/25,903,267.92 = 10,185,780/x
  3. Step 3: Cross multiply
    18,770,484x = 25,903,267.92 × 10,185,780
  4. Step 4: Simplify right side
    18,770,484x = 263,844,988,314,177.62
  5. Step 5: Solve for x
    x = 263,844,988,314,177.62/18,770,484
  6. Step 6: Final answer
    x = 14,056,376.40

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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.