Home / 8,718,161.72-13,077,253.51-4,168,141.02

Finding the Fourth Proportional to 8,718,161.72, 13,077,253.51 and 4,168,141.02

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Solution

The fourth proportional to 8,718,161.72, 13,077,253.51 and 4,168,141.02 is: 6,252,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,161.72 : 13,077,253.51 = 4,168,141.02 : x
  2. Step 2: Convert to fraction form
    8,718,161.72/13,077,253.51 = 4,168,141.02/x
  3. Step 3: Cross multiply
    8,718,161.72x = 13,077,253.51 × 4,168,141.02
  4. Step 4: Simplify right side
    8,718,161.72x = 54,507,836,773,549.63
  5. Step 5: Solve for x
    x = 54,507,836,773,549.63/8,718,161.72
  6. Step 6: Final answer
    x = 6,252,216.76

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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.