Home / 30,536,690.40-45,805,035.60-25,753,721.40

Finding the Fourth Proportional to 30,536,690.40, 45,805,035.60 and 25,753,721.40

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Solution

The fourth proportional to 30,536,690.40, 45,805,035.60 and 25,753,721.40 is: 38,630,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,536,690.40 : 45,805,035.60 = 25,753,721.40 : x
  2. Step 2: Convert to fraction form
    30,536,690.40/45,805,035.60 = 25,753,721.40/x
  3. Step 3: Cross multiply
    30,536,690.40x = 45,805,035.60 × 25,753,721.40
  4. Step 4: Simplify right side
    30,536,690.40x = 1,179,650,125,559,481.75
  5. Step 5: Solve for x
    x = 1,179,650,125,559,481.75/30,536,690.40
  6. Step 6: Final answer
    x = 38,630,582.10

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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.