Home / 11,811,977.60-17,717,966.40-10,111,366.40

Finding the Fourth Proportional to 11,811,977.60, 17,717,966.40 and 10,111,366.40

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Solution

The fourth proportional to 11,811,977.60, 17,717,966.40 and 10,111,366.40 is: 15,167,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,977.60 : 17,717,966.40 = 10,111,366.40 : x
  2. Step 2: Convert to fraction form
    11,811,977.60/17,717,966.40 = 10,111,366.40/x
  3. Step 3: Cross multiply
    11,811,977.60x = 17,717,966.40 × 10,111,366.40
  4. Step 4: Simplify right side
    11,811,977.60x = 179,152,850,133,288.94
  5. Step 5: Solve for x
    x = 179,152,850,133,288.94/11,811,977.60
  6. Step 6: Final answer
    x = 15,167,049.60

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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.