Home / 13,571,678.98-18,722,675.28-12,024,518.64

Finding the Fourth Proportional to 13,571,678.98, 18,722,675.28 and 12,024,518.64

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Solution

The fourth proportional to 13,571,678.98, 18,722,675.28 and 12,024,518.64 is: 16,588,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571,678.98 : 18,722,675.28 = 12,024,518.64 : x
  2. Step 2: Convert to fraction form
    13,571,678.98/18,722,675.28 = 12,024,518.64/x
  3. Step 3: Cross multiply
    13,571,678.98x = 18,722,675.28 × 12,024,518.64
  4. Step 4: Simplify right side
    13,571,678.98x = 225,131,157,895,027.25
  5. Step 5: Solve for x
    x = 225,131,157,895,027.25/13,571,678.98
  6. Step 6: Final answer
    x = 16,588,305.56

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1.5x scale

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.