Home / 31,537,049.60-47,305,574.40-19,367,050.70

Finding the Fourth Proportional to 31,537,049.60, 47,305,574.40 and 19,367,050.70

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Solution

The fourth proportional to 31,537,049.60, 47,305,574.40 and 19,367,050.70 is: 29,050,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,537,049.60 : 47,305,574.40 = 19,367,050.70 : x
  2. Step 2: Convert to fraction form
    31,537,049.60/47,305,574.40 = 19,367,050.70/x
  3. Step 3: Cross multiply
    31,537,049.60x = 47,305,574.40 × 19,367,050.70
  4. Step 4: Simplify right side
    31,537,049.60x = 916,169,457,797,422
  5. Step 5: Solve for x
    x = 916,169,457,797,422/31,537,049.60
  6. Step 6: Final answer
    x = 29,050,576.05

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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.