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Finding the Fourth Proportional to 16,593,488.80, 24,893,732.40 and 7,003,931.20

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Solution

The fourth proportional to 16,593,488.80, 24,893,732.40 and 7,003,931.20 is: 10,507,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,593,488.80 : 24,893,732.40 = 7,003,931.20 : x
  2. Step 2: Convert to fraction form
    16,593,488.80/24,893,732.40 = 7,003,931.20/x
  3. Step 3: Cross multiply
    16,593,488.80x = 24,893,732.40 × 7,003,931.20
  4. Step 4: Simplify right side
    16,593,488.80x = 174,353,989,040,810.88
  5. Step 5: Solve for x
    x = 174,353,989,040,810.88/16,593,488.80
  6. Step 6: Final answer
    x = 10,507,373.77

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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.