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Finding the Fourth Proportional to 18,050,597.61, 24,908,344.07 and 9,901,835.61

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Solution

The fourth proportional to 18,050,597.61, 24,908,344.07 and 9,901,835.61 is: 13,663,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,050,597.61 : 24,908,344.07 = 9,901,835.61 : x
  2. Step 2: Convert to fraction form
    18,050,597.61/24,908,344.07 = 9,901,835.61/x
  3. Step 3: Cross multiply
    18,050,597.61x = 24,908,344.07 × 9,901,835.61
  4. Step 4: Simplify right side
    18,050,597.61x = 246,638,328,248,949.16
  5. Step 5: Solve for x
    x = 246,638,328,248,949.16/18,050,597.61
  6. Step 6: Final answer
    x = 13,663,720.92

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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.