Home / 13,153,043.16-19,729,120.04-4,633,156.96

Finding the Fourth Proportional to 13,153,043.16, 19,729,120.04 and 4,633,156.96

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Solution

The fourth proportional to 13,153,043.16, 19,729,120.04 and 4,633,156.96 is: 6,949,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,043.16 : 19,729,120.04 = 4,633,156.96 : x
  2. Step 2: Convert to fraction form
    13,153,043.16/19,729,120.04 = 4,633,156.96/x
  3. Step 3: Cross multiply
    13,153,043.16x = 19,729,120.04 × 4,633,156.96
  4. Step 4: Simplify right side
    13,153,043.16x = 91,408,109,828,001.47
  5. Step 5: Solve for x
    x = 91,408,109,828,001.47/13,153,043.16
  6. Step 6: Final answer
    x = 6,949,578.79

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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.