Home / 26,202,220.30-39,273,805.95-12,561,901.30

Finding the Fourth Proportional to 26,202,220.30, 39,273,805.95 and 12,561,901.30

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Solution

The fourth proportional to 26,202,220.30, 39,273,805.95 and 12,561,901.30 is: 18,828,697.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,202,220.30 : 39,273,805.95 = 12,561,901.30 : x
  2. Step 2: Convert to fraction form
    26,202,220.30/39,273,805.95 = 12,561,901.30/x
  3. Step 3: Cross multiply
    26,202,220.30x = 39,273,805.95 × 12,561,901.30
  4. Step 4: Simplify right side
    26,202,220.30x = 493,353,674,019,252.81
  5. Step 5: Solve for x
    x = 493,353,674,019,252.81/26,202,220.30
  6. Step 6: Final answer
    x = 18,828,697.28

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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.