Home / 25,423,911-38,152,662.66-11,961,788.76

Finding the Fourth Proportional to 25,423,911, 38,152,662.66 and 11,961,788.76

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Solution

The fourth proportional to 25,423,911, 38,152,662.66 and 11,961,788.76 is: 17,950,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,423,911 : 38,152,662.66 = 11,961,788.76 : x
  2. Step 2: Convert to fraction form
    25,423,911/38,152,662.66 = 11,961,788.76/x
  3. Step 3: Cross multiply
    25,423,911x = 38,152,662.66 × 11,961,788.76
  4. Step 4: Simplify right side
    25,423,911x = 456,374,091,370,459.62
  5. Step 5: Solve for x
    x = 456,374,091,370,459.62/25,423,911
  6. Step 6: Final answer
    x = 17,950,585.63

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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.