Home / 7,812,002.35-10,911,609.05-7,812,002.35

Finding the Fourth Proportional to 7,812,002.35, 10,911,609.05 and 7,812,002.35

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Solution

The fourth proportional to 7,812,002.35, 10,911,609.05 and 7,812,002.35 is: 10,911,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,002.35 : 10,911,609.05 = 7,812,002.35 : x
  2. Step 2: Convert to fraction form
    7,812,002.35/10,911,609.05 = 7,812,002.35/x
  3. Step 3: Cross multiply
    7,812,002.35x = 10,911,609.05 × 7,812,002.35
  4. Step 4: Simplify right side
    7,812,002.35x = 85,241,515,540,881.27
  5. Step 5: Solve for x
    x = 85,241,515,540,881.27/7,812,002.35
  6. Step 6: Final answer
    x = 10,911,609.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.