Home / 21,175,118.26-31,749,863.96-9,501,349.66

Finding the Fourth Proportional to 21,175,118.26, 31,749,863.96 and 9,501,349.66

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Solution

The fourth proportional to 21,175,118.26, 31,749,863.96 and 9,501,349.66 is: 14,246,275.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,175,118.26 : 31,749,863.96 = 9,501,349.66 : x
  2. Step 2: Convert to fraction form
    21,175,118.26/31,749,863.96 = 9,501,349.66/x
  3. Step 3: Cross multiply
    21,175,118.26x = 31,749,863.96 × 9,501,349.66
  4. Step 4: Simplify right side
    21,175,118.26x = 301,666,559,141,392.25
  5. Step 5: Solve for x
    x = 301,666,559,141,392.25/21,175,118.26
  6. Step 6: Final answer
    x = 14,246,275.06

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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.