Home / 8,254,701.09-12,382,035.14-2,190,040.71

Finding the Fourth Proportional to 8,254,701.09, 12,382,035.14 and 2,190,040.71

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Solution

The fourth proportional to 8,254,701.09, 12,382,035.14 and 2,190,040.71 is: 3,285,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254,701.09 : 12,382,035.14 = 2,190,040.71 : x
  2. Step 2: Convert to fraction form
    8,254,701.09/12,382,035.14 = 2,190,040.71/x
  3. Step 3: Cross multiply
    8,254,701.09x = 12,382,035.14 × 2,190,040.71
  4. Step 4: Simplify right side
    8,254,701.09x = 27,117,161,018,300.34
  5. Step 5: Solve for x
    x = 27,117,161,018,300.34/8,254,701.09
  6. Step 6: Final answer
    x = 3,285,056.69

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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.