Home / 21,462,568.91-32,207,095.31-9,945,889.53

Finding the Fourth Proportional to 21,462,568.91, 32,207,095.31 and 9,945,889.53

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Solution

The fourth proportional to 21,462,568.91, 32,207,095.31 and 9,945,889.53 is: 14,924,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,568.91 : 32,207,095.31 = 9,945,889.53 : x
  2. Step 2: Convert to fraction form
    21,462,568.91/32,207,095.31 = 9,945,889.53/x
  3. Step 3: Cross multiply
    21,462,568.91x = 32,207,095.31 × 9,945,889.53
  4. Step 4: Simplify right side
    21,462,568.91x = 320,328,211,824,676.19
  5. Step 5: Solve for x
    x = 320,328,211,824,676.19/21,462,568.91
  6. Step 6: Final answer
    x = 14,924,970.69

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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.