Home / 12,086,320.95-16,678,609.09-6,579,580.50

Finding the Fourth Proportional to 12,086,320.95, 16,678,609.09 and 6,579,580.50

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Solution

The fourth proportional to 12,086,320.95, 16,678,609.09 and 6,579,580.50 is: 9,079,541.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,086,320.95 : 16,678,609.09 = 6,579,580.50 : x
  2. Step 2: Convert to fraction form
    12,086,320.95/16,678,609.09 = 6,579,580.50/x
  3. Step 3: Cross multiply
    12,086,320.95x = 16,678,609.09 × 6,579,580.50
  4. Step 4: Simplify right side
    12,086,320.95x = 109,738,251,119,237.80
  5. Step 5: Solve for x
    x = 109,738,251,119,237.80/12,086,320.95
  6. Step 6: Final answer
    x = 9,079,541.37

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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.