Home / 9,716,939.67-13,409,381.84-5,306,725.69

Finding the Fourth Proportional to 9,716,939.67, 13,409,381.84 and 5,306,725.69

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Solution

The fourth proportional to 9,716,939.67, 13,409,381.84 and 5,306,725.69 is: 7,323,284.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716,939.67 : 13,409,381.84 = 5,306,725.69 : x
  2. Step 2: Convert to fraction form
    9,716,939.67/13,409,381.84 = 5,306,725.69/x
  3. Step 3: Cross multiply
    9,716,939.67x = 13,409,381.84 × 5,306,725.69
  4. Step 4: Simplify right side
    9,716,939.67x = 71,159,911,067,140.72
  5. Step 5: Solve for x
    x = 71,159,911,067,140.72/9,716,939.67
  6. Step 6: Final answer
    x = 7,323,284.23

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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.