Home / 69,984,943.60-104,977,415.40-55,372,284.40

Finding the Fourth Proportional to 69,984,943.60, 104,977,415.40 and 55,372,284.40

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Solution

The fourth proportional to 69,984,943.60, 104,977,415.40 and 55,372,284.40 is: 83,058,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,943.60 : 104,977,415.40 = 55,372,284.40 : x
  2. Step 2: Convert to fraction form
    69,984,943.60/104,977,415.40 = 55,372,284.40/x
  3. Step 3: Cross multiply
    69,984,943.60x = 104,977,415.40 × 55,372,284.40
  4. Step 4: Simplify right side
    69,984,943.60x = 5,812,839,301,105,740
  5. Step 5: Solve for x
    x = 5,812,839,301,105,740/69,984,943.60
  6. Step 6: Final answer
    x = 83,058,426.60

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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.