Home / 8,713,525.12-12,024,422.78-4,739,664.77

Finding the Fourth Proportional to 8,713,525.12, 12,024,422.78 and 4,739,664.77

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Solution

The fourth proportional to 8,713,525.12, 12,024,422.78 and 4,739,664.77 is: 6,540,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,525.12 : 12,024,422.78 = 4,739,664.77 : x
  2. Step 2: Convert to fraction form
    8,713,525.12/12,024,422.78 = 4,739,664.77/x
  3. Step 3: Cross multiply
    8,713,525.12x = 12,024,422.78 × 4,739,664.77
  4. Step 4: Simplify right side
    8,713,525.12x = 56,991,733,029,951.45
  5. Step 5: Solve for x
    x = 56,991,733,029,951.45/8,713,525.12
  6. Step 6: Final answer
    x = 6,540,605.81

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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.