Home / 8,421,627.94-12,632,324.55-2,031,826.66

Finding the Fourth Proportional to 8,421,627.94, 12,632,324.55 and 2,031,826.66

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Solution

The fourth proportional to 8,421,627.94, 12,632,324.55 and 2,031,826.66 is: 3,047,711.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,421,627.94 : 12,632,324.55 = 2,031,826.66 : x
  2. Step 2: Convert to fraction form
    8,421,627.94/12,632,324.55 = 2,031,826.66/x
  3. Step 3: Cross multiply
    8,421,627.94x = 12,632,324.55 × 2,031,826.66
  4. Step 4: Simplify right side
    8,421,627.94x = 25,666,693,798,462.50
  5. Step 5: Solve for x
    x = 25,666,693,798,462.50/8,421,627.94
  6. Step 6: Final answer
    x = 3,047,711.68

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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.