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Finding the Fourth Proportional to 32,805,040.40, 49,207,560.60 and 10,082,985.20

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Solution

The fourth proportional to 32,805,040.40, 49,207,560.60 and 10,082,985.20 is: 15,124,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,040.40 : 49,207,560.60 = 10,082,985.20 : x
  2. Step 2: Convert to fraction form
    32,805,040.40/49,207,560.60 = 10,082,985.20/x
  3. Step 3: Cross multiply
    32,805,040.40x = 49,207,560.60 × 10,082,985.20
  4. Step 4: Simplify right side
    32,805,040.40x = 496,159,105,257,903.12
  5. Step 5: Solve for x
    x = 496,159,105,257,903.12/32,805,040.40
  6. Step 6: Final answer
    x = 15,124,477.80

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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.