Home / 10,692,001.60-16,010,008.80-7,836,654.40

Finding the Fourth Proportional to 10,692,001.60, 16,010,008.80 and 7,836,654.40

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Solution

The fourth proportional to 10,692,001.60, 16,010,008.80 and 7,836,654.40 is: 11,734,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,001.60 : 16,010,008.80 = 7,836,654.40 : x
  2. Step 2: Convert to fraction form
    10,692,001.60/16,010,008.80 = 7,836,654.40/x
  3. Step 3: Cross multiply
    10,692,001.60x = 16,010,008.80 × 7,836,654.40
  4. Step 4: Simplify right side
    10,692,001.60x = 125,464,905,906,558.73
  5. Step 5: Solve for x
    x = 125,464,905,906,558.73/10,692,001.60
  6. Step 6: Final answer
    x = 11,734,463.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.