Home / 51,651,806.40-71,282,715.30-28,446,927.48

Finding the Fourth Proportional to 51,651,806.40, 71,282,715.30 and 28,446,927.48

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Solution

The fourth proportional to 51,651,806.40, 71,282,715.30 and 28,446,927.48 is: 39,258,534.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651,806.40 : 71,282,715.30 = 28,446,927.48 : x
  2. Step 2: Convert to fraction form
    51,651,806.40/71,282,715.30 = 28,446,927.48/x
  3. Step 3: Cross multiply
    51,651,806.40x = 71,282,715.30 × 28,446,927.48
  4. Step 4: Simplify right side
    51,651,806.40x = 2,027,774,232,716,586.50
  5. Step 5: Solve for x
    x = 2,027,774,232,716,586.50/51,651,806.40
  6. Step 6: Final answer
    x = 39,258,534.68

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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.