Home / 47,269,688.40-70,865,166.60-19,996,923.60

Finding the Fourth Proportional to 47,269,688.40, 70,865,166.60 and 19,996,923.60

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Solution

The fourth proportional to 47,269,688.40, 70,865,166.60 and 19,996,923.60 is: 29,978,732.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269,688.40 : 70,865,166.60 = 19,996,923.60 : x
  2. Step 2: Convert to fraction form
    47,269,688.40/70,865,166.60 = 19,996,923.60/x
  3. Step 3: Cross multiply
    47,269,688.40x = 70,865,166.60 × 19,996,923.60
  4. Step 4: Simplify right side
    47,269,688.40x = 1,417,085,322,401,471.75
  5. Step 5: Solve for x
    x = 1,417,085,322,401,471.75/47,269,688.40
  6. Step 6: Final answer
    x = 29,978,732.05

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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.