Home / 13,830,899.83-19,086,538.60-7,635,945.31

Finding the Fourth Proportional to 13,830,899.83, 19,086,538.60 and 7,635,945.31

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Solution

The fourth proportional to 13,830,899.83, 19,086,538.60 and 7,635,945.31 is: 10,537,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,830,899.83 : 19,086,538.60 = 7,635,945.31 : x
  2. Step 2: Convert to fraction form
    13,830,899.83/19,086,538.60 = 7,635,945.31/x
  3. Step 3: Cross multiply
    13,830,899.83x = 19,086,538.60 × 7,635,945.31
  4. Step 4: Simplify right side
    13,830,899.83x = 145,743,764,906,803.97
  5. Step 5: Solve for x
    x = 145,743,764,906,803.97/13,830,899.83
  6. Step 6: Final answer
    x = 10,537,547.57

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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.