Home / 7,021,883.28-10,529,834.16-2,759,061.24

Finding the Fourth Proportional to 7,021,883.28, 10,529,834.16 and 2,759,061.24

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Solution

The fourth proportional to 7,021,883.28, 10,529,834.16 and 2,759,061.24 is: 4,137,416.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,883.28 : 10,529,834.16 = 2,759,061.24 : x
  2. Step 2: Convert to fraction form
    7,021,883.28/10,529,834.16 = 2,759,061.24/x
  3. Step 3: Cross multiply
    7,021,883.28x = 10,529,834.16 × 2,759,061.24
  4. Step 4: Simplify right side
    7,021,883.28x = 29,052,457,294,483.96
  5. Step 5: Solve for x
    x = 29,052,457,294,483.96/7,021,883.28
  6. Step 6: Final answer
    x = 4,137,416.72

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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.