Home / 12,736,028.30-19,104,042.45-8,484,500.30

Finding the Fourth Proportional to 12,736,028.30, 19,104,042.45 and 8,484,500.30

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Solution

The fourth proportional to 12,736,028.30, 19,104,042.45 and 8,484,500.30 is: 12,726,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736,028.30 : 19,104,042.45 = 8,484,500.30 : x
  2. Step 2: Convert to fraction form
    12,736,028.30/19,104,042.45 = 8,484,500.30/x
  3. Step 3: Cross multiply
    12,736,028.30x = 19,104,042.45 × 8,484,500.30
  4. Step 4: Simplify right side
    12,736,028.30x = 162,088,253,898,237.75
  5. Step 5: Solve for x
    x = 162,088,253,898,237.75/12,736,028.30
  6. Step 6: Final answer
    x = 12,726,750.45

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Double scale
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Similar ratio
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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.