Home / 11,878,903.04-16,392,885.84-6,446,395.04

Finding the Fourth Proportional to 11,878,903.04, 16,392,885.84 and 6,446,395.04

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Solution

The fourth proportional to 11,878,903.04, 16,392,885.84 and 6,446,395.04 is: 8,896,024.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,903.04 : 16,392,885.84 = 6,446,395.04 : x
  2. Step 2: Convert to fraction form
    11,878,903.04/16,392,885.84 = 6,446,395.04/x
  3. Step 3: Cross multiply
    11,878,903.04x = 16,392,885.84 × 6,446,395.04
  4. Step 4: Simplify right side
    11,878,903.04x = 105,675,017,970,262.23
  5. Step 5: Solve for x
    x = 105,675,017,970,262.23/11,878,903.04
  6. Step 6: Final answer
    x = 8,896,024.96

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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.