Home / 13,209,504.37-19,788,472.13-9,101,133.74

Finding the Fourth Proportional to 13,209,504.37, 19,788,472.13 and 9,101,133.74

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Solution

The fourth proportional to 13,209,504.37, 19,788,472.13 and 9,101,133.74 is: 13,633,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,504.37 : 19,788,472.13 = 9,101,133.74 : x
  2. Step 2: Convert to fraction form
    13,209,504.37/19,788,472.13 = 9,101,133.74/x
  3. Step 3: Cross multiply
    13,209,504.37x = 19,788,472.13 × 9,101,133.74
  4. Step 4: Simplify right side
    13,209,504.37x = 180,097,531,369,358.19
  5. Step 5: Solve for x
    x = 180,097,531,369,358.19/13,209,504.37
  6. Step 6: Final answer
    x = 13,633,935.56

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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.