Home / 13,430,225.52-18,532,824.48-7,550,766

Finding the Fourth Proportional to 13,430,225.52, 18,532,824.48 and 7,550,766

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Solution

The fourth proportional to 13,430,225.52, 18,532,824.48 and 7,550,766 is: 10,419,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,225.52 : 18,532,824.48 = 7,550,766 : x
  2. Step 2: Convert to fraction form
    13,430,225.52/18,532,824.48 = 7,550,766/x
  3. Step 3: Cross multiply
    13,430,225.52x = 18,532,824.48 × 7,550,766
  4. Step 4: Simplify right side
    13,430,225.52x = 139,937,020,967,551.69
  5. Step 5: Solve for x
    x = 139,937,020,967,551.69/13,430,225.52
  6. Step 6: Final answer
    x = 10,419,558.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.