Home / 31,931,661.60-44,053,189.20-19,687,260.96

Finding the Fourth Proportional to 31,931,661.60, 44,053,189.20 and 19,687,260.96

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Solution

The fourth proportional to 31,931,661.60, 44,053,189.20 and 19,687,260.96 is: 27,160,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,661.60 : 44,053,189.20 = 19,687,260.96 : x
  2. Step 2: Convert to fraction form
    31,931,661.60/44,053,189.20 = 19,687,260.96/x
  3. Step 3: Cross multiply
    31,931,661.60x = 44,053,189.20 × 19,687,260.96
  4. Step 4: Simplify right side
    31,931,661.60x = 867,286,631,900,653.75
  5. Step 5: Solve for x
    x = 867,286,631,900,653.75/31,931,661.60
  6. Step 6: Final answer
    x = 27,160,710.98

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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.