Home / 13,798,597.07-19,041,277.41-7,916,984.48

Finding the Fourth Proportional to 13,798,597.07, 19,041,277.41 and 7,916,984.48

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Solution

The fourth proportional to 13,798,597.07, 19,041,277.41 and 7,916,984.48 is: 10,924,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,597.07 : 19,041,277.41 = 7,916,984.48 : x
  2. Step 2: Convert to fraction form
    13,798,597.07/19,041,277.41 = 7,916,984.48/x
  3. Step 3: Cross multiply
    13,798,597.07x = 19,041,277.41 × 7,916,984.48
  4. Step 4: Simplify right side
    13,798,597.07x = 150,749,497,639,138.22
  5. Step 5: Solve for x
    x = 150,749,497,639,138.22/13,798,597.07
  6. Step 6: Final answer
    x = 10,924,987.30

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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.