Home / 18,543,262.77-25,592,316.53-10,285,161.71

Finding the Fourth Proportional to 18,543,262.77, 25,592,316.53 and 10,285,161.71

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Solution

The fourth proportional to 18,543,262.77, 25,592,316.53 and 10,285,161.71 is: 14,194,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543,262.77 : 25,592,316.53 = 10,285,161.71 : x
  2. Step 2: Convert to fraction form
    18,543,262.77/25,592,316.53 = 10,285,161.71/x
  3. Step 3: Cross multiply
    18,543,262.77x = 25,592,316.53 × 10,285,161.71
  4. Step 4: Simplify right side
    18,543,262.77x = 263,221,113,865,168.66
  5. Step 5: Solve for x
    x = 263,221,113,865,168.66/18,543,262.77
  6. Step 6: Final answer
    x = 14,194,972.97

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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.