Home / 13,799,178.47-19,042,992.23-7,604,447.45

Finding the Fourth Proportional to 13,799,178.47, 19,042,992.23 and 7,604,447.45

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Solution

The fourth proportional to 13,799,178.47, 19,042,992.23 and 7,604,447.45 is: 10,494,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,178.47 : 19,042,992.23 = 7,604,447.45 : x
  2. Step 2: Convert to fraction form
    13,799,178.47/19,042,992.23 = 7,604,447.45/x
  3. Step 3: Cross multiply
    13,799,178.47x = 19,042,992.23 × 7,604,447.45
  4. Step 4: Simplify right side
    13,799,178.47x = 144,811,433,570,556.12
  5. Step 5: Solve for x
    x = 144,811,433,570,556.12/13,799,178.47
  6. Step 6: Final answer
    x = 10,494,206.88

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1.5x scale

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.