Home / 12,705,049.45-17,533,064.64-6,903,862.48

Finding the Fourth Proportional to 12,705,049.45, 17,533,064.64 and 6,903,862.48

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Solution

The fourth proportional to 12,705,049.45, 17,533,064.64 and 6,903,862.48 is: 9,527,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,049.45 : 17,533,064.64 = 6,903,862.48 : x
  2. Step 2: Convert to fraction form
    12,705,049.45/17,533,064.64 = 6,903,862.48/x
  3. Step 3: Cross multiply
    12,705,049.45x = 17,533,064.64 × 6,903,862.48
  4. Step 4: Simplify right side
    12,705,049.45x = 121,045,867,127,510.72
  5. Step 5: Solve for x
    x = 121,045,867,127,510.72/12,705,049.45
  6. Step 6: Final answer
    x = 9,527,382.61

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1.5x scale

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.