Home / 38,859,801.80-58,243,046.70-16,128,998.60

Finding the Fourth Proportional to 38,859,801.80, 58,243,046.70 and 16,128,998.60

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Solution

The fourth proportional to 38,859,801.80, 58,243,046.70 and 16,128,998.60 is: 24,174,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,859,801.80 : 58,243,046.70 = 16,128,998.60 : x
  2. Step 2: Convert to fraction form
    38,859,801.80/58,243,046.70 = 16,128,998.60/x
  3. Step 3: Cross multiply
    38,859,801.80x = 58,243,046.70 × 16,128,998.60
  4. Step 4: Simplify right side
    38,859,801.80x = 939,402,018,684,034.62
  5. Step 5: Solve for x
    x = 939,402,018,684,034.62/38,859,801.80
  6. Step 6: Final answer
    x = 24,174,133.04

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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.