Home / 29,748,829.44-41,069,674.38-20,821,679.46

Finding the Fourth Proportional to 29,748,829.44, 41,069,674.38 and 20,821,679.46

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Solution

The fourth proportional to 29,748,829.44, 41,069,674.38 and 20,821,679.46 is: 28,745,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,748,829.44 : 41,069,674.38 = 20,821,679.46 : x
  2. Step 2: Convert to fraction form
    29,748,829.44/41,069,674.38 = 20,821,679.46/x
  3. Step 3: Cross multiply
    29,748,829.44x = 41,069,674.38 × 20,821,679.46
  4. Step 4: Simplify right side
    29,748,829.44x = 855,139,595,466,934.38
  5. Step 5: Solve for x
    x = 855,139,595,466,934.38/29,748,829.44
  6. Step 6: Final answer
    x = 28,745,319.11

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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.