Home / 42,907,838.40-64,361,757.60-34,404,782.40

Finding the Fourth Proportional to 42,907,838.40, 64,361,757.60 and 34,404,782.40

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Solution

The fourth proportional to 42,907,838.40, 64,361,757.60 and 34,404,782.40 is: 51,607,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,907,838.40 : 64,361,757.60 = 34,404,782.40 : x
  2. Step 2: Convert to fraction form
    42,907,838.40/64,361,757.60 = 34,404,782.40/x
  3. Step 3: Cross multiply
    42,907,838.40x = 64,361,757.60 × 34,404,782.40
  4. Step 4: Simplify right side
    42,907,838.40x = 2,214,352,265,109,546.25
  5. Step 5: Solve for x
    x = 2,214,352,265,109,546.25/42,907,838.40
  6. Step 6: Final answer
    x = 51,607,173.60

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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.