Home / 14,608,127.28-20,159,200.44-8,169,599.28

Finding the Fourth Proportional to 14,608,127.28, 20,159,200.44 and 8,169,599.28

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Solution

The fourth proportional to 14,608,127.28, 20,159,200.44 and 8,169,599.28 is: 11,274,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608,127.28 : 20,159,200.44 = 8,169,599.28 : x
  2. Step 2: Convert to fraction form
    14,608,127.28/20,159,200.44 = 8,169,599.28/x
  3. Step 3: Cross multiply
    14,608,127.28x = 20,159,200.44 × 8,169,599.28
  4. Step 4: Simplify right side
    14,608,127.28x = 164,692,589,399,999.69
  5. Step 5: Solve for x
    x = 164,692,589,399,999.69/14,608,127.28
  6. Step 6: Final answer
    x = 11,274,038.50

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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.