Home / 16,705,665.40-25,008,731.70-9,970,612.60

Finding the Fourth Proportional to 16,705,665.40, 25,008,731.70 and 9,970,612.60

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Solution

The fourth proportional to 16,705,665.40, 25,008,731.70 and 9,970,612.60 is: 14,926,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705,665.40 : 25,008,731.70 = 9,970,612.60 : x
  2. Step 2: Convert to fraction form
    16,705,665.40/25,008,731.70 = 9,970,612.60/x
  3. Step 3: Cross multiply
    16,705,665.40x = 25,008,731.70 × 9,970,612.60
  4. Step 4: Simplify right side
    16,705,665.40x = 249,352,375,398,039.41
  5. Step 5: Solve for x
    x = 249,352,375,398,039.41/16,705,665.40
  6. Step 6: Final answer
    x = 14,926,216.31

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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.