Home / 10,427,426.30-15,626,741.70-7,525,659.98

Finding the Fourth Proportional to 10,427,426.30, 15,626,741.70 and 7,525,659.98

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Solution

The fourth proportional to 10,427,426.30, 15,626,741.70 and 7,525,659.98 is: 11,278,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427,426.30 : 15,626,741.70 = 7,525,659.98 : x
  2. Step 2: Convert to fraction form
    10,427,426.30/15,626,741.70 = 7,525,659.98/x
  3. Step 3: Cross multiply
    10,427,426.30x = 15,626,741.70 × 7,525,659.98
  4. Step 4: Simplify right side
    10,427,426.30x = 117,601,544,629,487.17
  5. Step 5: Solve for x
    x = 117,601,544,629,487.17/10,427,426.30
  6. Step 6: Final answer
    x = 11,278,098.86

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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.