Home / 31,655,897.00-47,217,694.46-28,749,800.46

Finding the Fourth Proportional to 31,655,897.00, 47,217,694.46 and 28,749,800.46

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Solution

The fourth proportional to 31,655,897.00, 47,217,694.46 and 28,749,800.46 is: 42,882,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655,897.00 : 47,217,694.46 = 28,749,800.46 : x
  2. Step 2: Convert to fraction form
    31,655,897.00/47,217,694.46 = 28,749,800.46/x
  3. Step 3: Cross multiply
    31,655,897.00x = 47,217,694.46 × 28,749,800.46
  4. Step 4: Simplify right side
    31,655,897.00x = 1,357,499,293,978,122
  5. Step 5: Solve for x
    x = 1,357,499,293,978,122/31,655,897.00
  6. Step 6: Final answer
    x = 42,882,983.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.