Home / 19,758,513.51-27,267,071.49-10,817,474.55

Finding the Fourth Proportional to 19,758,513.51, 27,267,071.49 and 10,817,474.55

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Solution

The fourth proportional to 19,758,513.51, 27,267,071.49 and 10,817,474.55 is: 14,928,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,758,513.51 : 27,267,071.49 = 10,817,474.55 : x
  2. Step 2: Convert to fraction form
    19,758,513.51/27,267,071.49 = 10,817,474.55/x
  3. Step 3: Cross multiply
    19,758,513.51x = 27,267,071.49 × 10,817,474.55
  4. Step 4: Simplify right side
    19,758,513.51x = 294,960,851,896,105.56
  5. Step 5: Solve for x
    x = 294,960,851,896,105.56/19,758,513.51
  6. Step 6: Final answer
    x = 14,928,291.63

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1.5x scale

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.