Home / 16,803,605.40-25,205,408.10-8,288,021.40

Finding the Fourth Proportional to 16,803,605.40, 25,205,408.10 and 8,288,021.40

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Solution

The fourth proportional to 16,803,605.40, 25,205,408.10 and 8,288,021.40 is: 12,432,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803,605.40 : 25,205,408.10 = 8,288,021.40 : x
  2. Step 2: Convert to fraction form
    16,803,605.40/25,205,408.10 = 8,288,021.40/x
  3. Step 3: Cross multiply
    16,803,605.40x = 25,205,408.10 × 8,288,021.40
  4. Step 4: Simplify right side
    16,803,605.40x = 208,902,961,728,533.38
  5. Step 5: Solve for x
    x = 208,902,961,728,533.38/16,803,605.40
  6. Step 6: Final answer
    x = 12,432,032.10

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1.5x scale

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.