Home / 10,554,546.54-14,557,765.60-9,686,185.39

Finding the Fourth Proportional to 10,554,546.54, 14,557,765.60 and 9,686,185.39

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Solution

The fourth proportional to 10,554,546.54, 14,557,765.60 and 9,686,185.39 is: 13,360,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554,546.54 : 14,557,765.60 = 9,686,185.39 : x
  2. Step 2: Convert to fraction form
    10,554,546.54/14,557,765.60 = 9,686,185.39/x
  3. Step 3: Cross multiply
    10,554,546.54x = 14,557,765.60 × 9,686,185.39
  4. Step 4: Simplify right side
    10,554,546.54x = 141,009,216,441,549.12
  5. Step 5: Solve for x
    x = 141,009,216,441,549.12/10,554,546.54
  6. Step 6: Final answer
    x = 13,360,044.98

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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.