Home / 19,404,902.40-29,110,852.80-8,046,499.20

Finding the Fourth Proportional to 19,404,902.40, 29,110,852.80 and 8,046,499.20

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Solution

The fourth proportional to 19,404,902.40, 29,110,852.80 and 8,046,499.20 is: 12,071,199.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,902.40 : 29,110,852.80 = 8,046,499.20 : x
  2. Step 2: Convert to fraction form
    19,404,902.40/29,110,852.80 = 8,046,499.20/x
  3. Step 3: Cross multiply
    19,404,902.40x = 29,110,852.80 × 8,046,499.20
  4. Step 4: Simplify right side
    19,404,902.40x = 234,240,453,766,517.78
  5. Step 5: Solve for x
    x = 234,240,453,766,517.78/19,404,902.40
  6. Step 6: Final answer
    x = 12,071,199.79

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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.