Home / 8,131,285.37-11,220,971.58-4,646,403

Finding the Fourth Proportional to 8,131,285.37, 11,220,971.58 and 4,646,403

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Solution

The fourth proportional to 8,131,285.37, 11,220,971.58 and 4,646,403 is: 6,411,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,285.37 : 11,220,971.58 = 4,646,403 : x
  2. Step 2: Convert to fraction form
    8,131,285.37/11,220,971.58 = 4,646,403/x
  3. Step 3: Cross multiply
    8,131,285.37x = 11,220,971.58 × 4,646,403
  4. Step 4: Simplify right side
    8,131,285.37x = 52,137,156,012,226.74
  5. Step 5: Solve for x
    x = 52,137,156,012,226.74/8,131,285.37
  6. Step 6: Final answer
    x = 6,411,920.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.