Home / 72,611,223.80-108,916,835.70-26,553,003.80

Finding the Fourth Proportional to 72,611,223.80, 108,916,835.70 and 26,553,003.80

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Solution

The fourth proportional to 72,611,223.80, 108,916,835.70 and 26,553,003.80 is: 39,829,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,611,223.80 : 108,916,835.70 = 26,553,003.80 : x
  2. Step 2: Convert to fraction form
    72,611,223.80/108,916,835.70 = 26,553,003.80/x
  3. Step 3: Cross multiply
    72,611,223.80x = 108,916,835.70 × 26,553,003.80
  4. Step 4: Simplify right side
    72,611,223.80x = 2,892,069,152,226,076
  5. Step 5: Solve for x
    x = 2,892,069,152,226,076/72,611,223.80
  6. Step 6: Final answer
    x = 39,829,505.70

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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.