Home / 38,975,999.60-58,463,999.40-18,783,282.80

Finding the Fourth Proportional to 38,975,999.60, 58,463,999.40 and 18,783,282.80

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Solution

The fourth proportional to 38,975,999.60, 58,463,999.40 and 18,783,282.80 is: 28,174,924.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975,999.60 : 58,463,999.40 = 18,783,282.80 : x
  2. Step 2: Convert to fraction form
    38,975,999.60/58,463,999.40 = 18,783,282.80/x
  3. Step 3: Cross multiply
    38,975,999.60x = 58,463,999.40 × 18,783,282.80
  4. Step 4: Simplify right side
    38,975,999.60x = 1,098,145,834,349,230.38
  5. Step 5: Solve for x
    x = 1,098,145,834,349,230.38/38,975,999.60
  6. Step 6: Final answer
    x = 28,174,924.20

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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.