Home / 13,771,620.55-19,009,952.21-11,830,089.43

Finding the Fourth Proportional to 13,771,620.55, 19,009,952.21 and 11,830,089.43

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Solution

The fourth proportional to 13,771,620.55, 19,009,952.21 and 11,830,089.43 is: 16,329,918.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,620.55 : 19,009,952.21 = 11,830,089.43 : x
  2. Step 2: Convert to fraction form
    13,771,620.55/19,009,952.21 = 11,830,089.43/x
  3. Step 3: Cross multiply
    13,771,620.55x = 19,009,952.21 × 11,830,089.43
  4. Step 4: Simplify right side
    13,771,620.55x = 224,889,434,550,125.94
  5. Step 5: Solve for x
    x = 224,889,434,550,125.94/13,771,620.55
  6. Step 6: Final answer
    x = 16,329,918.02

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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.