Home / 20,834,553.60-31,251,830.40-14,032,108.80

Finding the Fourth Proportional to 20,834,553.60, 31,251,830.40 and 14,032,108.80

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Solution

The fourth proportional to 20,834,553.60, 31,251,830.40 and 14,032,108.80 is: 21,048,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834,553.60 : 31,251,830.40 = 14,032,108.80 : x
  2. Step 2: Convert to fraction form
    20,834,553.60/31,251,830.40 = 14,032,108.80/x
  3. Step 3: Cross multiply
    20,834,553.60x = 31,251,830.40 × 14,032,108.80
  4. Step 4: Simplify right side
    20,834,553.60x = 438,529,084,371,947.50
  5. Step 5: Solve for x
    x = 438,529,084,371,947.50/20,834,553.60
  6. Step 6: Final answer
    x = 21,048,163.20

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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.