Home / 16,867,999.90-25,301,999.85-8,364,943.90

Finding the Fourth Proportional to 16,867,999.90, 25,301,999.85 and 8,364,943.90

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Solution

The fourth proportional to 16,867,999.90, 25,301,999.85 and 8,364,943.90 is: 12,547,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867,999.90 : 25,301,999.85 = 8,364,943.90 : x
  2. Step 2: Convert to fraction form
    16,867,999.90/25,301,999.85 = 8,364,943.90/x
  3. Step 3: Cross multiply
    16,867,999.90x = 25,301,999.85 × 8,364,943.90
  4. Step 4: Simplify right side
    16,867,999.90x = 211,649,809,303,058.44
  5. Step 5: Solve for x
    x = 211,649,809,303,058.44/16,867,999.90
  6. Step 6: Final answer
    x = 12,547,415.85

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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.