Home / 5,436,389.80-8,152,511.10-1,648,613.80

Finding the Fourth Proportional to 5,436,389.80, 8,152,511.10 and 1,648,613.80

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Solution

The fourth proportional to 5,436,389.80, 8,152,511.10 and 1,648,613.80 is: 2,472,291.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,389.80 : 8,152,511.10 = 1,648,613.80 : x
  2. Step 2: Convert to fraction form
    5,436,389.80/8,152,511.10 = 1,648,613.80/x
  3. Step 3: Cross multiply
    5,436,389.80x = 8,152,511.10 × 1,648,613.80
  4. Step 4: Simplify right side
    5,436,389.80x = 13,440,342,304,113.18
  5. Step 5: Solve for x
    x = 13,440,342,304,113.18/5,436,389.80
  6. Step 6: Final answer
    x = 2,472,291.87

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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.