Home / 8,430,422.22-12,646,950.39-2,749,325.22

Finding the Fourth Proportional to 8,430,422.22, 12,646,950.39 and 2,749,325.22

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Solution

The fourth proportional to 8,430,422.22, 12,646,950.39 and 2,749,325.22 is: 4,124,417.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,430,422.22 : 12,646,950.39 = 2,749,325.22 : x
  2. Step 2: Convert to fraction form
    8,430,422.22/12,646,950.39 = 2,749,325.22/x
  3. Step 3: Cross multiply
    8,430,422.22x = 12,646,950.39 × 2,749,325.22
  4. Step 4: Simplify right side
    8,430,422.22x = 34,770,579,663,315.84
  5. Step 5: Solve for x
    x = 34,770,579,663,315.84/8,430,422.22
  6. Step 6: Final answer
    x = 4,124,417.35

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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.