Home / 13,167,728.59-19,747,493.45-4,646,068.51

Finding the Fourth Proportional to 13,167,728.59, 19,747,493.45 and 4,646,068.51

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Solution

The fourth proportional to 13,167,728.59, 19,747,493.45 and 4,646,068.51 is: 6,967,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167,728.59 : 19,747,493.45 = 4,646,068.51 : x
  2. Step 2: Convert to fraction form
    13,167,728.59/19,747,493.45 = 4,646,068.51/x
  3. Step 3: Cross multiply
    13,167,728.59x = 19,747,493.45 × 4,646,068.51
  4. Step 4: Simplify right side
    13,167,728.59x = 91,748,207,469,476.25
  5. Step 5: Solve for x
    x = 91,748,207,469,476.25/13,167,728.59
  6. Step 6: Final answer
    x = 6,967,656.33

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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.