Home / 61,117,622.02-91,656,973.59-20,169,439.30

Finding the Fourth Proportional to 61,117,622.02, 91,656,973.59 and 20,169,439.30

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Solution

The fourth proportional to 61,117,622.02, 91,656,973.59 and 20,169,439.30 is: 30,247,737.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,117,622.02 : 91,656,973.59 = 20,169,439.30 : x
  2. Step 2: Convert to fraction form
    61,117,622.02/91,656,973.59 = 20,169,439.30/x
  3. Step 3: Cross multiply
    61,117,622.02x = 91,656,973.59 × 20,169,439.30
  4. Step 4: Simplify right side
    61,117,622.02x = 1,848,669,765,245,208.25
  5. Step 5: Solve for x
    x = 1,848,669,765,245,208.25/61,117,622.02
  6. Step 6: Final answer
    x = 30,247,737.14

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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.