Home / 8,382,968.53-12,565,500.27-4,780,979.53

Finding the Fourth Proportional to 8,382,968.53, 12,565,500.27 and 4,780,979.53

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Solution

The fourth proportional to 8,382,968.53, 12,565,500.27 and 4,780,979.53 is: 7,166,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,968.53 : 12,565,500.27 = 4,780,979.53 : x
  2. Step 2: Convert to fraction form
    8,382,968.53/12,565,500.27 = 4,780,979.53/x
  3. Step 3: Cross multiply
    8,382,968.53x = 12,565,500.27 × 4,780,979.53
  4. Step 4: Simplify right side
    8,382,968.53x = 60,075,399,575,079.48
  5. Step 5: Solve for x
    x = 60,075,399,575,079.48/8,382,968.53
  6. Step 6: Final answer
    x = 7,166,363.49

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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.