Home / 9,830,546.08-13,554,915.60-7,989,966.88

Finding the Fourth Proportional to 9,830,546.08, 13,554,915.60 and 7,989,966.88

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Solution

The fourth proportional to 9,830,546.08, 13,554,915.60 and 7,989,966.88 is: 11,017,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830,546.08 : 13,554,915.60 = 7,989,966.88 : x
  2. Step 2: Convert to fraction form
    9,830,546.08/13,554,915.60 = 7,989,966.88/x
  3. Step 3: Cross multiply
    9,830,546.08x = 13,554,915.60 × 7,989,966.88
  4. Step 4: Simplify right side
    9,830,546.08x = 108,303,326,705,195.33
  5. Step 5: Solve for x
    x = 108,303,326,705,195.33/9,830,546.08
  6. Step 6: Final answer
    x = 11,017,020.40

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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.