Home / 8,084,629.20-12,126,943.80-4,851,368.40

Finding the Fourth Proportional to 8,084,629.20, 12,126,943.80 and 4,851,368.40

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Solution

The fourth proportional to 8,084,629.20, 12,126,943.80 and 4,851,368.40 is: 7,277,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,629.20 : 12,126,943.80 = 4,851,368.40 : x
  2. Step 2: Convert to fraction form
    8,084,629.20/12,126,943.80 = 4,851,368.40/x
  3. Step 3: Cross multiply
    8,084,629.20x = 12,126,943.80 × 4,851,368.40
  4. Step 4: Simplify right side
    8,084,629.20x = 58,832,271,939,895.93
  5. Step 5: Solve for x
    x = 58,832,271,939,895.93/8,084,629.20
  6. Step 6: Final answer
    x = 7,277,052.60

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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.