Home / 21,460,079.13-32,204,299.10-10,103,775.45

Finding the Fourth Proportional to 21,460,079.13, 32,204,299.10 and 10,103,775.45

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Solution

The fourth proportional to 21,460,079.13, 32,204,299.10 and 10,103,775.45 is: 15,162,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460,079.13 : 32,204,299.10 = 10,103,775.45 : x
  2. Step 2: Convert to fraction form
    21,460,079.13/32,204,299.10 = 10,103,775.45/x
  3. Step 3: Cross multiply
    21,460,079.13x = 32,204,299.10 × 10,103,775.45
  4. Step 4: Simplify right side
    21,460,079.13x = 325,385,006,631,037.06
  5. Step 5: Solve for x
    x = 325,385,006,631,037.06/21,460,079.13
  6. Step 6: Final answer
    x = 15,162,339.55

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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.