Home / 12,113,947.58-18,179,002.02-6,283,506.83

Finding the Fourth Proportional to 12,113,947.58, 18,179,002.02 and 6,283,506.83

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Solution

The fourth proportional to 12,113,947.58, 18,179,002.02 and 6,283,506.83 is: 9,429,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113,947.58 : 18,179,002.02 = 6,283,506.83 : x
  2. Step 2: Convert to fraction form
    12,113,947.58/18,179,002.02 = 6,283,506.83/x
  3. Step 3: Cross multiply
    12,113,947.58x = 18,179,002.02 × 6,283,506.83
  4. Step 4: Simplify right side
    12,113,947.58x = 114,227,883,264,358.78
  5. Step 5: Solve for x
    x = 114,227,883,264,358.78/12,113,947.58
  6. Step 6: Final answer
    x = 9,429,451.68

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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.