Home / 8,316,218.70-12,474,328.05-3,769,445.70

Finding the Fourth Proportional to 8,316,218.70, 12,474,328.05 and 3,769,445.70

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Solution

The fourth proportional to 8,316,218.70, 12,474,328.05 and 3,769,445.70 is: 5,654,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,218.70 : 12,474,328.05 = 3,769,445.70 : x
  2. Step 2: Convert to fraction form
    8,316,218.70/12,474,328.05 = 3,769,445.70/x
  3. Step 3: Cross multiply
    8,316,218.70x = 12,474,328.05 × 3,769,445.70
  4. Step 4: Simplify right side
    8,316,218.70x = 47,021,302,228,461.89
  5. Step 5: Solve for x
    x = 47,021,302,228,461.89/8,316,218.70
  6. Step 6: Final answer
    x = 5,654,168.55

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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.