Home / 20,934,733.23-31,403,599.69-5,581,942.48

Finding the Fourth Proportional to 20,934,733.23, 31,403,599.69 and 5,581,942.48

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Solution

The fourth proportional to 20,934,733.23, 31,403,599.69 and 5,581,942.48 is: 8,373,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,934,733.23 : 31,403,599.69 = 5,581,942.48 : x
  2. Step 2: Convert to fraction form
    20,934,733.23/31,403,599.69 = 5,581,942.48/x
  3. Step 3: Cross multiply
    20,934,733.23x = 31,403,599.69 × 5,581,942.48
  4. Step 4: Simplify right side
    20,934,733.23x = 175,293,087,159,825.47
  5. Step 5: Solve for x
    x = 175,293,087,159,825.47/20,934,733.23
  6. Step 6: Final answer
    x = 8,373,313.63

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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.