Home / 14,637,638.41-20,200,061.36-8,111,376.86

Finding the Fourth Proportional to 14,637,638.41, 20,200,061.36 and 8,111,376.86

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Solution

The fourth proportional to 14,637,638.41, 20,200,061.36 and 8,111,376.86 is: 11,193,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637,638.41 : 20,200,061.36 = 8,111,376.86 : x
  2. Step 2: Convert to fraction form
    14,637,638.41/20,200,061.36 = 8,111,376.86/x
  3. Step 3: Cross multiply
    14,637,638.41x = 20,200,061.36 × 8,111,376.86
  4. Step 4: Simplify right side
    14,637,638.41x = 163,850,310,205,362.28
  5. Step 5: Solve for x
    x = 163,850,310,205,362.28/14,637,638.41
  6. Step 6: Final answer
    x = 11,193,766.76

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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.