Home / 5,433,705.80-8,145,374.70-2,021,078.60

Finding the Fourth Proportional to 5,433,705.80, 8,145,374.70 and 2,021,078.60

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Solution

The fourth proportional to 5,433,705.80, 8,145,374.70 and 2,021,078.60 is: 3,029,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,705.80 : 8,145,374.70 = 2,021,078.60 : x
  2. Step 2: Convert to fraction form
    5,433,705.80/8,145,374.70 = 2,021,078.60/x
  3. Step 3: Cross multiply
    5,433,705.80x = 8,145,374.70 × 2,021,078.60
  4. Step 4: Simplify right side
    5,433,705.80x = 16,462,442,495,151.42
  5. Step 5: Solve for x
    x = 16,462,442,495,151.42/5,433,705.80
  6. Step 6: Final answer
    x = 3,029,689.70

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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.