Home / 15,841,001.51-21,856,835.29-8,965,483.57

Finding the Fourth Proportional to 15,841,001.51, 21,856,835.29 and 8,965,483.57

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Solution

The fourth proportional to 15,841,001.51, 21,856,835.29 and 8,965,483.57 is: 12,370,246.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,001.51 : 21,856,835.29 = 8,965,483.57 : x
  2. Step 2: Convert to fraction form
    15,841,001.51/21,856,835.29 = 8,965,483.57/x
  3. Step 3: Cross multiply
    15,841,001.51x = 21,856,835.29 × 8,965,483.57
  4. Step 4: Simplify right side
    15,841,001.51x = 195,957,097,706,408.78
  5. Step 5: Solve for x
    x = 195,957,097,706,408.78/15,841,001.51
  6. Step 6: Final answer
    x = 12,370,246.77

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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.