Home / 8,956,709.21-13,427,108.53-3,490,537.88

Finding the Fourth Proportional to 8,956,709.21, 13,427,108.53 and 3,490,537.88

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Solution

The fourth proportional to 8,956,709.21, 13,427,108.53 and 3,490,537.88 is: 5,232,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,956,709.21 : 13,427,108.53 = 3,490,537.88 : x
  2. Step 2: Convert to fraction form
    8,956,709.21/13,427,108.53 = 3,490,537.88/x
  3. Step 3: Cross multiply
    8,956,709.21x = 13,427,108.53 × 3,490,537.88
  4. Step 4: Simplify right side
    8,956,709.21x = 46,867,830,942,836.11
  5. Step 5: Solve for x
    x = 46,867,830,942,836.11/8,956,709.21
  6. Step 6: Final answer
    x = 5,232,706.55

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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.