Home / 12,254,643.48-16,910,745.66-6,746,945.88

Finding the Fourth Proportional to 12,254,643.48, 16,910,745.66 and 6,746,945.88

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Solution

The fourth proportional to 12,254,643.48, 16,910,745.66 and 6,746,945.88 is: 9,310,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,643.48 : 16,910,745.66 = 6,746,945.88 : x
  2. Step 2: Convert to fraction form
    12,254,643.48/16,910,745.66 = 6,746,945.88/x
  3. Step 3: Cross multiply
    12,254,643.48x = 16,910,745.66 × 6,746,945.88
  4. Step 4: Simplify right side
    12,254,643.48x = 114,095,885,758,464.88
  5. Step 5: Solve for x
    x = 114,095,885,758,464.88/12,254,643.48
  6. Step 6: Final answer
    x = 9,310,420.65

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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.