Home / 26,604,643.20-39,912,869.70-12,224,243.40

Finding the Fourth Proportional to 26,604,643.20, 39,912,869.70 and 12,224,243.40

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Solution

The fourth proportional to 26,604,643.20, 39,912,869.70 and 12,224,243.40 is: 18,339,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604,643.20 : 39,912,869.70 = 12,224,243.40 : x
  2. Step 2: Convert to fraction form
    26,604,643.20/39,912,869.70 = 12,224,243.40/x
  3. Step 3: Cross multiply
    26,604,643.20x = 39,912,869.70 × 12,224,243.40
  4. Step 4: Simplify right side
    26,604,643.20x = 487,904,634,005,285.06
  5. Step 5: Solve for x
    x = 487,904,634,005,285.06/26,604,643.20
  6. Step 6: Final answer
    x = 18,339,078.27

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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.