Home / 19,926,026.20-29,889,039.30-5,551,312.60

Finding the Fourth Proportional to 19,926,026.20, 29,889,039.30 and 5,551,312.60

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Solution

The fourth proportional to 19,926,026.20, 29,889,039.30 and 5,551,312.60 is: 8,326,968.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926,026.20 : 29,889,039.30 = 5,551,312.60 : x
  2. Step 2: Convert to fraction form
    19,926,026.20/29,889,039.30 = 5,551,312.60/x
  3. Step 3: Cross multiply
    19,926,026.20x = 29,889,039.30 × 5,551,312.60
  4. Step 4: Simplify right side
    19,926,026.20x = 165,923,400,467,985.19
  5. Step 5: Solve for x
    x = 165,923,400,467,985.19/19,926,026.20
  6. Step 6: Final answer
    x = 8,326,968.90

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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.