Home / 13,811,157.51-19,059,542.36-7,616,425.33

Finding the Fourth Proportional to 13,811,157.51, 19,059,542.36 and 7,616,425.33

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Solution

The fourth proportional to 13,811,157.51, 19,059,542.36 and 7,616,425.33 is: 10,510,746.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,157.51 : 19,059,542.36 = 7,616,425.33 : x
  2. Step 2: Convert to fraction form
    13,811,157.51/19,059,542.36 = 7,616,425.33/x
  3. Step 3: Cross multiply
    13,811,157.51x = 19,059,542.36 × 7,616,425.33
  4. Step 4: Simplify right side
    13,811,157.51x = 145,165,581,208,911.97
  5. Step 5: Solve for x
    x = 145,165,581,208,911.97/13,811,157.51
  6. Step 6: Final answer
    x = 10,510,746.92

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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.