Home / 10,921,527.40-16,392,788.70-5,536,258.60

Finding the Fourth Proportional to 10,921,527.40, 16,392,788.70 and 5,536,258.60

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Solution

The fourth proportional to 10,921,527.40, 16,392,788.70 and 5,536,258.60 is: 8,309,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,527.40 : 16,392,788.70 = 5,536,258.60 : x
  2. Step 2: Convert to fraction form
    10,921,527.40/16,392,788.70 = 5,536,258.60/x
  3. Step 3: Cross multiply
    10,921,527.40x = 16,392,788.70 × 5,536,258.60
  4. Step 4: Simplify right side
    10,921,527.40x = 90,754,717,418,357.81
  5. Step 5: Solve for x
    x = 90,754,717,418,357.81/10,921,527.40
  6. Step 6: Final answer
    x = 8,309,709.26

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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.