Home / 8,635,242.84-12,956,909.10-4,255,994.82

Finding the Fourth Proportional to 8,635,242.84, 12,956,909.10 and 4,255,994.82

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Solution

The fourth proportional to 8,635,242.84, 12,956,909.10 and 4,255,994.82 is: 6,385,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635,242.84 : 12,956,909.10 = 4,255,994.82 : x
  2. Step 2: Convert to fraction form
    8,635,242.84/12,956,909.10 = 4,255,994.82/x
  3. Step 3: Cross multiply
    8,635,242.84x = 12,956,909.10 × 4,255,994.82
  4. Step 4: Simplify right side
    8,635,242.84x = 55,144,538,012,810.87
  5. Step 5: Solve for x
    x = 55,144,538,012,810.87/8,635,242.84
  6. Step 6: Final answer
    x = 6,385,985.78

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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.