Home / 31,789,698.72-47,620,701.83-14,494,108.22

Finding the Fourth Proportional to 31,789,698.72, 47,620,701.83 and 14,494,108.22

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Solution

The fourth proportional to 31,789,698.72, 47,620,701.83 and 14,494,108.22 is: 21,712,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,789,698.72 : 47,620,701.83 = 14,494,108.22 : x
  2. Step 2: Convert to fraction form
    31,789,698.72/47,620,701.83 = 14,494,108.22/x
  3. Step 3: Cross multiply
    31,789,698.72x = 47,620,701.83 × 14,494,108.22
  4. Step 4: Simplify right side
    31,789,698.72x = 690,219,605,836,372
  5. Step 5: Solve for x
    x = 690,219,605,836,372/31,789,698.72
  6. Step 6: Final answer
    x = 21,712,052.45

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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.