Home / 16,947,001.70-25,420,502.55-9,780,640.10

Finding the Fourth Proportional to 16,947,001.70, 25,420,502.55 and 9,780,640.10

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Solution

The fourth proportional to 16,947,001.70, 25,420,502.55 and 9,780,640.10 is: 14,670,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947,001.70 : 25,420,502.55 = 9,780,640.10 : x
  2. Step 2: Convert to fraction form
    16,947,001.70/25,420,502.55 = 9,780,640.10/x
  3. Step 3: Cross multiply
    16,947,001.70x = 25,420,502.55 × 9,780,640.10
  4. Step 4: Simplify right side
    16,947,001.70x = 248,628,786,602,682.25
  5. Step 5: Solve for x
    x = 248,628,786,602,682.25/16,947,001.70
  6. Step 6: Final answer
    x = 14,670,960.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.