Home / 10,688,824.96-16,038,749.76-5,009,626.24

Finding the Fourth Proportional to 10,688,824.96, 16,038,749.76 and 5,009,626.24

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Solution

The fourth proportional to 10,688,824.96, 16,038,749.76 and 5,009,626.24 is: 7,517,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688,824.96 : 16,038,749.76 = 5,009,626.24 : x
  2. Step 2: Convert to fraction form
    10,688,824.96/16,038,749.76 = 5,009,626.24/x
  3. Step 3: Cross multiply
    10,688,824.96x = 16,038,749.76 × 5,009,626.24
  4. Step 4: Simplify right side
    10,688,824.96x = 80,348,141,654,489.70
  5. Step 5: Solve for x
    x = 80,348,141,654,489.70/10,688,824.96
  6. Step 6: Final answer
    x = 7,517,022.87

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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.