Home / 12,251,106.41-18,365,303.59-5,424,041.48

Finding the Fourth Proportional to 12,251,106.41, 18,365,303.59 and 5,424,041.48

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Solution

The fourth proportional to 12,251,106.41, 18,365,303.59 and 5,424,041.48 is: 8,131,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,106.41 : 18,365,303.59 = 5,424,041.48 : x
  2. Step 2: Convert to fraction form
    12,251,106.41/18,365,303.59 = 5,424,041.48/x
  3. Step 3: Cross multiply
    12,251,106.41x = 18,365,303.59 × 5,424,041.48
  4. Step 4: Simplify right side
    12,251,106.41x = 99,614,168,359,566.28
  5. Step 5: Solve for x
    x = 99,614,168,359,566.28/12,251,106.41
  6. Step 6: Final answer
    x = 8,131,034.46

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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.