Home / 21,425,389.67-32,139,300.32-6,853,589.10

Finding the Fourth Proportional to 21,425,389.67, 32,139,300.32 and 6,853,589.10

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Solution

The fourth proportional to 21,425,389.67, 32,139,300.32 and 6,853,589.10 is: 10,280,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,425,389.67 : 32,139,300.32 = 6,853,589.10 : x
  2. Step 2: Convert to fraction form
    21,425,389.67/32,139,300.32 = 6,853,589.10/x
  3. Step 3: Cross multiply
    21,425,389.67x = 32,139,300.32 × 6,853,589.10
  4. Step 4: Simplify right side
    21,425,389.67x = 220,269,558,320,510.56
  5. Step 5: Solve for x
    x = 220,269,558,320,510.56/21,425,389.67
  6. Step 6: Final answer
    x = 10,280,772.57

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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.