Home / 50,238,403.76-75,343,994.58-13,838,137.40

Finding the Fourth Proportional to 50,238,403.76, 75,343,994.58 and 13,838,137.40

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Solution

The fourth proportional to 50,238,403.76, 75,343,994.58 and 13,838,137.40 is: 20,753,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,238,403.76 : 75,343,994.58 = 13,838,137.40 : x
  2. Step 2: Convert to fraction form
    50,238,403.76/75,343,994.58 = 13,838,137.40/x
  3. Step 3: Cross multiply
    50,238,403.76x = 75,343,994.58 × 13,838,137.40
  4. Step 4: Simplify right side
    50,238,403.76x = 1,042,620,549,262,895.25
  5. Step 5: Solve for x
    x = 1,042,620,549,262,895.25/50,238,403.76
  6. Step 6: Final answer
    x = 20,753,456.94

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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.