Home / 27,994,748.50-42,008,656.47-11,819,652.76

Finding the Fourth Proportional to 27,994,748.50, 42,008,656.47 and 11,819,652.76

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Solution

The fourth proportional to 27,994,748.50, 42,008,656.47 and 11,819,652.76 is: 17,736,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994,748.50 : 42,008,656.47 = 11,819,652.76 : x
  2. Step 2: Convert to fraction form
    27,994,748.50/42,008,656.47 = 11,819,652.76/x
  3. Step 3: Cross multiply
    27,994,748.50x = 42,008,656.47 × 11,819,652.76
  4. Step 4: Simplify right side
    27,994,748.50x = 496,527,732,389,527.31
  5. Step 5: Solve for x
    x = 496,527,732,389,527.31/27,994,748.50
  6. Step 6: Final answer
    x = 17,736,459.84

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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.