Home / 42,835,648.80-64,279,003.80-15,544,070.60

Finding the Fourth Proportional to 42,835,648.80, 64,279,003.80 and 15,544,070.60

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Solution

The fourth proportional to 42,835,648.80, 64,279,003.80 and 15,544,070.60 is: 23,325,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,835,648.80 : 64,279,003.80 = 15,544,070.60 : x
  2. Step 2: Convert to fraction form
    42,835,648.80/64,279,003.80 = 15,544,070.60/x
  3. Step 3: Cross multiply
    42,835,648.80x = 64,279,003.80 × 15,544,070.60
  4. Step 4: Simplify right side
    42,835,648.80x = 999,157,373,164,868.25
  5. Step 5: Solve for x
    x = 999,157,373,164,868.25/42,835,648.80
  6. Step 6: Final answer
    x = 23,325,370.37

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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.