Home / 25,563,801.42-35,278,916.56-15,118,771.42

Finding the Fourth Proportional to 25,563,801.42, 35,278,916.56 and 15,118,771.42

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Solution

The fourth proportional to 25,563,801.42, 35,278,916.56 and 15,118,771.42 is: 20,864,419.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,801.42 : 35,278,916.56 = 15,118,771.42 : x
  2. Step 2: Convert to fraction form
    25,563,801.42/35,278,916.56 = 15,118,771.42/x
  3. Step 3: Cross multiply
    25,563,801.42x = 35,278,916.56 × 15,118,771.42
  4. Step 4: Simplify right side
    25,563,801.42x = 533,373,875,415,892.75
  5. Step 5: Solve for x
    x = 533,373,875,415,892.75/25,563,801.42
  6. Step 6: Final answer
    x = 20,864,419.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.