Home / 10,460,491.29-15,644,845.15-9,315,809.42

Finding the Fourth Proportional to 10,460,491.29, 15,644,845.15 and 9,315,809.42

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Solution

The fourth proportional to 10,460,491.29, 15,644,845.15 and 9,315,809.42 is: 13,932,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460,491.29 : 15,644,845.15 = 9,315,809.42 : x
  2. Step 2: Convert to fraction form
    10,460,491.29/15,644,845.15 = 9,315,809.42/x
  3. Step 3: Cross multiply
    10,460,491.29x = 15,644,845.15 × 9,315,809.42
  4. Step 4: Simplify right side
    10,460,491.29x = 145,744,395,721,297.56
  5. Step 5: Solve for x
    x = 145,744,395,721,297.56/10,460,491.29
  6. Step 6: Final answer
    x = 13,932,844.23

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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.