Home / 13,502,284.91-18,633,175.77-7,307,337.13

Finding the Fourth Proportional to 13,502,284.91, 18,633,175.77 and 7,307,337.13

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Solution

The fourth proportional to 13,502,284.91, 18,633,175.77 and 7,307,337.13 is: 10,084,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502,284.91 : 18,633,175.77 = 7,307,337.13 : x
  2. Step 2: Convert to fraction form
    13,502,284.91/18,633,175.77 = 7,307,337.13/x
  3. Step 3: Cross multiply
    13,502,284.91x = 18,633,175.77 × 7,307,337.13
  4. Step 4: Simplify right side
    13,502,284.91x = 136,158,897,153,937.33
  5. Step 5: Solve for x
    x = 136,158,897,153,937.33/13,502,284.91
  6. Step 6: Final answer
    x = 10,084,137.47

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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.