Home / 12,214,885.09-16,863,085.73-9,417,899.50

Finding the Fourth Proportional to 12,214,885.09, 16,863,085.73 and 9,417,899.50

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Solution

The fourth proportional to 12,214,885.09, 16,863,085.73 and 9,417,899.50 is: 13,001,747.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,214,885.09 : 16,863,085.73 = 9,417,899.50 : x
  2. Step 2: Convert to fraction form
    12,214,885.09/16,863,085.73 = 9,417,899.50/x
  3. Step 3: Cross multiply
    12,214,885.09x = 16,863,085.73 × 9,417,899.50
  4. Step 4: Simplify right side
    12,214,885.09x = 158,814,846,665,024.12
  5. Step 5: Solve for x
    x = 158,814,846,665,024.12/12,214,885.09
  6. Step 6: Final answer
    x = 13,001,747.09

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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.