Home / 13,745,302.61-18,968,561.93-7,633,731.11

Finding the Fourth Proportional to 13,745,302.61, 18,968,561.93 and 7,633,731.11

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Solution

The fourth proportional to 13,745,302.61, 18,968,561.93 and 7,633,731.11 is: 10,534,573.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,302.61 : 18,968,561.93 = 7,633,731.11 : x
  2. Step 2: Convert to fraction form
    13,745,302.61/18,968,561.93 = 7,633,731.11/x
  3. Step 3: Cross multiply
    13,745,302.61x = 18,968,561.93 × 7,633,731.11
  4. Step 4: Simplify right side
    13,745,302.61x = 144,800,901,278,834
  5. Step 5: Solve for x
    x = 144,800,901,278,834/13,745,302.61
  6. Step 6: Final answer
    x = 10,534,573.55

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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.