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Finding the Fourth Proportional to 5,964,357.20, 8,936,038.20 and 5,124,549.20

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Solution

The fourth proportional to 5,964,357.20, 8,936,038.20 and 5,124,549.20 is: 7,677,804.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,964,357.20 : 8,936,038.20 = 5,124,549.20 : x
  2. Step 2: Convert to fraction form
    5,964,357.20/8,936,038.20 = 5,124,549.20/x
  3. Step 3: Cross multiply
    5,964,357.20x = 8,936,038.20 × 5,124,549.20
  4. Step 4: Simplify right side
    5,964,357.20x = 45,793,167,408,979.44
  5. Step 5: Solve for x
    x = 45,793,167,408,979.44/5,964,357.20
  6. Step 6: Final answer
    x = 7,677,804.31

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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.