Home / 11,988,544.56-16,545,706.74-7,862,047.35

Finding the Fourth Proportional to 11,988,544.56, 16,545,706.74 and 7,862,047.35

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Solution

The fourth proportional to 11,988,544.56, 16,545,706.74 and 7,862,047.35 is: 10,850,619.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988,544.56 : 16,545,706.74 = 7,862,047.35 : x
  2. Step 2: Convert to fraction form
    11,988,544.56/16,545,706.74 = 7,862,047.35/x
  3. Step 3: Cross multiply
    11,988,544.56x = 16,545,706.74 × 7,862,047.35
  4. Step 4: Simplify right side
    11,988,544.56x = 130,083,129,829,094.14
  5. Step 5: Solve for x
    x = 130,083,129,829,094.14/11,988,544.56
  6. Step 6: Final answer
    x = 10,850,619.04

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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.