Home / 22,136,325.30-30,536,511.57-18,010,969.38

Finding the Fourth Proportional to 22,136,325.30, 30,536,511.57 and 18,010,969.38

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Solution

The fourth proportional to 22,136,325.30, 30,536,511.57 and 18,010,969.38 is: 24,845,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136,325.30 : 30,536,511.57 = 18,010,969.38 : x
  2. Step 2: Convert to fraction form
    22,136,325.30/30,536,511.57 = 18,010,969.38/x
  3. Step 3: Cross multiply
    22,136,325.30x = 30,536,511.57 × 18,010,969.38
  4. Step 4: Simplify right side
    22,136,325.30x = 549,992,174,859,285.69
  5. Step 5: Solve for x
    x = 549,992,174,859,285.69/22,136,325.30
  6. Step 6: Final answer
    x = 24,845,685.42

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Double scale
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1.5x scale

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.