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Finding the Fourth Proportional to 7,053,434.93, 9,733,846.86 and 3,956,644.76

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Solution

The fourth proportional to 7,053,434.93, 9,733,846.86 and 3,956,644.76 is: 5,460,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,053,434.93 : 9,733,846.86 = 3,956,644.76 : x
  2. Step 2: Convert to fraction form
    7,053,434.93/9,733,846.86 = 3,956,644.76/x
  3. Step 3: Cross multiply
    7,053,434.93x = 9,733,846.86 × 3,956,644.76
  4. Step 4: Simplify right side
    7,053,434.93x = 38,513,374,124,592.22
  5. Step 5: Solve for x
    x = 38,513,374,124,592.22/7,053,434.93
  6. Step 6: Final answer
    x = 5,460,229.60

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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.