Home / 69,771,631.40-104,662,112.70-23,712,828.20

Finding the Fourth Proportional to 69,771,631.40, 104,662,112.70 and 23,712,828.20

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Solution

The fourth proportional to 69,771,631.40, 104,662,112.70 and 23,712,828.20 is: 35,570,827.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771,631.40 : 104,662,112.70 = 23,712,828.20 : x
  2. Step 2: Convert to fraction form
    69,771,631.40/104,662,112.70 = 23,712,828.20/x
  3. Step 3: Cross multiply
    69,771,631.40x = 104,662,112.70 × 23,712,828.20
  4. Step 4: Simplify right side
    69,771,631.40x = 2,481,834,697,504,138
  5. Step 5: Solve for x
    x = 2,481,834,697,504,138/69,771,631.40
  6. Step 6: Final answer
    x = 35,570,827.97

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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.