Home / 8,389,374.58-12,576,089.04-5,348,205.28

Finding the Fourth Proportional to 8,389,374.58, 12,576,089.04 and 5,348,205.28

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Solution

The fourth proportional to 8,389,374.58, 12,576,089.04 and 5,348,205.28 is: 8,017,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,374.58 : 12,576,089.04 = 5,348,205.28 : x
  2. Step 2: Convert to fraction form
    8,389,374.58/12,576,089.04 = 5,348,205.28/x
  3. Step 3: Cross multiply
    8,389,374.58x = 12,576,089.04 × 5,348,205.28
  4. Step 4: Simplify right side
    8,389,374.58x = 67,259,505,805,478.13
  5. Step 5: Solve for x
    x = 67,259,505,805,478.13/8,389,374.58
  6. Step 6: Final answer
    x = 8,017,225.26

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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.