Home / 15,841,806.40-23,731,216.80-8,640,452.80

Finding the Fourth Proportional to 15,841,806.40, 23,731,216.80 and 8,640,452.80

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Solution

The fourth proportional to 15,841,806.40, 23,731,216.80 and 8,640,452.80 is: 12,943,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,806.40 : 23,731,216.80 = 8,640,452.80 : x
  2. Step 2: Convert to fraction form
    15,841,806.40/23,731,216.80 = 8,640,452.80/x
  3. Step 3: Cross multiply
    15,841,806.40x = 23,731,216.80 × 8,640,452.80
  4. Step 4: Simplify right side
    15,841,806.40x = 205,048,458,646,967.06
  5. Step 5: Solve for x
    x = 205,048,458,646,967.06/15,841,806.40
  6. Step 6: Final answer
    x = 12,943,502.37

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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.