Home / 47,259,112.80-70,888,669.20-39,952,783.20

Finding the Fourth Proportional to 47,259,112.80, 70,888,669.20 and 39,952,783.20

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Solution

The fourth proportional to 47,259,112.80, 70,888,669.20 and 39,952,783.20 is: 59,929,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,259,112.80 : 70,888,669.20 = 39,952,783.20 : x
  2. Step 2: Convert to fraction form
    47,259,112.80/70,888,669.20 = 39,952,783.20/x
  3. Step 3: Cross multiply
    47,259,112.80x = 70,888,669.20 × 39,952,783.20
  4. Step 4: Simplify right side
    47,259,112.80x = 2,832,199,631,884,118
  5. Step 5: Solve for x
    x = 2,832,199,631,884,118/47,259,112.80
  6. Step 6: Final answer
    x = 59,929,174.80

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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.