Home / 39,571,314.60-59,355,003.60-20,404,009.20

Finding the Fourth Proportional to 39,571,314.60, 59,355,003.60 and 20,404,009.20

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Solution

The fourth proportional to 39,571,314.60, 59,355,003.60 and 20,404,009.20 is: 30,604,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,571,314.60 : 59,355,003.60 = 20,404,009.20 : x
  2. Step 2: Convert to fraction form
    39,571,314.60/59,355,003.60 = 20,404,009.20/x
  3. Step 3: Cross multiply
    39,571,314.60x = 59,355,003.60 × 20,404,009.20
  4. Step 4: Simplify right side
    39,571,314.60x = 1,211,080,039,520,433
  5. Step 5: Solve for x
    x = 1,211,080,039,520,433/39,571,314.60
  6. Step 6: Final answer
    x = 30,604,998.89

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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.