Home / 8,343,800.80-12,512,590.80-3,294,066.40

Finding the Fourth Proportional to 8,343,800.80, 12,512,590.80 and 3,294,066.40

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Solution

The fourth proportional to 8,343,800.80, 12,512,590.80 and 3,294,066.40 is: 4,939,871.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343,800.80 : 12,512,590.80 = 3,294,066.40 : x
  2. Step 2: Convert to fraction form
    8,343,800.80/12,512,590.80 = 3,294,066.40/x
  3. Step 3: Cross multiply
    8,343,800.80x = 12,512,590.80 × 3,294,066.40
  4. Step 4: Simplify right side
    8,343,800.80x = 41,217,304,931,229.12
  5. Step 5: Solve for x
    x = 41,217,304,931,229.12/8,343,800.80
  6. Step 6: Final answer
    x = 4,939,871.64

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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.