Home / 26,220,864.72-39,255,068.16-15,257,641.80

Finding the Fourth Proportional to 26,220,864.72, 39,255,068.16 and 15,257,641.80

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Solution

The fourth proportional to 26,220,864.72, 39,255,068.16 and 15,257,641.80 is: 22,842,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220,864.72 : 39,255,068.16 = 15,257,641.80 : x
  2. Step 2: Convert to fraction form
    26,220,864.72/39,255,068.16 = 15,257,641.80/x
  3. Step 3: Cross multiply
    26,220,864.72x = 39,255,068.16 × 15,257,641.80
  4. Step 4: Simplify right side
    26,220,864.72x = 598,939,768,819,865.12
  5. Step 5: Solve for x
    x = 598,939,768,819,865.12/26,220,864.72
  6. Step 6: Final answer
    x = 22,842,105.90

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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.