Home / 31,877,621.91-47,816,700.75-8,850,352.01

Finding the Fourth Proportional to 31,877,621.91, 47,816,700.75 and 8,850,352.01

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Solution

The fourth proportional to 31,877,621.91, 47,816,700.75 and 8,850,352.01 is: 13,275,602.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,877,621.91 : 47,816,700.75 = 8,850,352.01 : x
  2. Step 2: Convert to fraction form
    31,877,621.91/47,816,700.75 = 8,850,352.01/x
  3. Step 3: Cross multiply
    31,877,621.91x = 47,816,700.75 × 8,850,352.01
  4. Step 4: Simplify right side
    31,877,621.91x = 423,194,633,355,247.56
  5. Step 5: Solve for x
    x = 423,194,633,355,247.56/31,877,621.91
  6. Step 6: Final answer
    x = 13,275,602.38

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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.