Home / 12,227,518-16,856,190.60-8,545,001.68

Finding the Fourth Proportional to 12,227,518, 16,856,190.60 and 8,545,001.68

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Solution

The fourth proportional to 12,227,518, 16,856,190.60 and 8,545,001.68 is: 11,779,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,518 : 16,856,190.60 = 8,545,001.68 : x
  2. Step 2: Convert to fraction form
    12,227,518/16,856,190.60 = 8,545,001.68/x
  3. Step 3: Cross multiply
    12,227,518x = 16,856,190.60 × 8,545,001.68
  4. Step 4: Simplify right side
    12,227,518x = 144,036,176,995,400.22
  5. Step 5: Solve for x
    x = 144,036,176,995,400.22/12,227,518
  6. Step 6: Final answer
    x = 11,779,674.09

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1.5x scale

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.