Home / 13,667,646.06-18,861,385.47-7,473,092.49

Finding the Fourth Proportional to 13,667,646.06, 18,861,385.47 and 7,473,092.49

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Solution

The fourth proportional to 13,667,646.06, 18,861,385.47 and 7,473,092.49 is: 10,312,886.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,646.06 : 18,861,385.47 = 7,473,092.49 : x
  2. Step 2: Convert to fraction form
    13,667,646.06/18,861,385.47 = 7,473,092.49/x
  3. Step 3: Cross multiply
    13,667,646.06x = 18,861,385.47 × 7,473,092.49
  4. Step 4: Simplify right side
    13,667,646.06x = 140,952,878,106,852.12
  5. Step 5: Solve for x
    x = 140,952,878,106,852.12/13,667,646.06
  6. Step 6: Final answer
    x = 10,312,886.18

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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.