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Finding the Fourth Proportional to 8,408,483.10, 12,604,851.45 and 6,585,837.30

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Solution

The fourth proportional to 8,408,483.10, 12,604,851.45 and 6,585,837.30 is: 9,872,589.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,483.10 : 12,604,851.45 = 6,585,837.30 : x
  2. Step 2: Convert to fraction form
    8,408,483.10/12,604,851.45 = 6,585,837.30/x
  3. Step 3: Cross multiply
    8,408,483.10x = 12,604,851.45 × 6,585,837.30
  4. Step 4: Simplify right side
    8,408,483.10x = 83,013,500,840,369.08
  5. Step 5: Solve for x
    x = 83,013,500,840,369.08/8,408,483.10
  6. Step 6: Final answer
    x = 9,872,589.37

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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.