Home / 47,609,548.80-65,700,403.20-25,880,064

Finding the Fourth Proportional to 47,609,548.80, 65,700,403.20 and 25,880,064

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Solution

The fourth proportional to 47,609,548.80, 65,700,403.20 and 25,880,064 is: 35,714,067.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609,548.80 : 65,700,403.20 = 25,880,064 : x
  2. Step 2: Convert to fraction form
    47,609,548.80/65,700,403.20 = 25,880,064/x
  3. Step 3: Cross multiply
    47,609,548.80x = 65,700,403.20 × 25,880,064
  4. Step 4: Simplify right side
    47,609,548.80x = 1,700,330,639,641,805
  5. Step 5: Solve for x
    x = 1,700,330,639,641,805/47,609,548.80
  6. Step 6: Final answer
    x = 35,714,067.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.