Home / 8,200,941.40-12,301,412.10-4,421,805.40

Finding the Fourth Proportional to 8,200,941.40, 12,301,412.10 and 4,421,805.40

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Solution

The fourth proportional to 8,200,941.40, 12,301,412.10 and 4,421,805.40 is: 6,632,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,200,941.40 : 12,301,412.10 = 4,421,805.40 : x
  2. Step 2: Convert to fraction form
    8,200,941.40/12,301,412.10 = 4,421,805.40/x
  3. Step 3: Cross multiply
    8,200,941.40x = 12,301,412.10 × 4,421,805.40
  4. Step 4: Simplify right side
    8,200,941.40x = 54,394,450,451,405.34
  5. Step 5: Solve for x
    x = 54,394,450,451,405.34/8,200,941.40
  6. Step 6: Final answer
    x = 6,632,708.10

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1.5x scale

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.