Home / 54,442,889.21-81,664,259.13-25,280,781.45

Finding the Fourth Proportional to 54,442,889.21, 81,664,259.13 and 25,280,781.45

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Solution

The fourth proportional to 54,442,889.21, 81,664,259.13 and 25,280,781.45 is: 37,921,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,442,889.21 : 81,664,259.13 = 25,280,781.45 : x
  2. Step 2: Convert to fraction form
    54,442,889.21/81,664,259.13 = 25,280,781.45/x
  3. Step 3: Cross multiply
    54,442,889.21x = 81,664,259.13 × 25,280,781.45
  4. Step 4: Simplify right side
    54,442,889.21x = 2,064,536,287,341,697
  5. Step 5: Solve for x
    x = 2,064,536,287,341,697/54,442,889.21
  6. Step 6: Final answer
    x = 37,921,137.50

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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.