Home / 19,203,812.09-26,503,681.55-12,593,959.30

Finding the Fourth Proportional to 19,203,812.09, 26,503,681.55 and 12,593,959.30

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Solution

The fourth proportional to 19,203,812.09, 26,503,681.55 and 12,593,959.30 is: 17,381,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203,812.09 : 26,503,681.55 = 12,593,959.30 : x
  2. Step 2: Convert to fraction form
    19,203,812.09/26,503,681.55 = 12,593,959.30/x
  3. Step 3: Cross multiply
    19,203,812.09x = 26,503,681.55 × 12,593,959.30
  4. Step 4: Simplify right side
    19,203,812.09x = 333,786,286,740,860.94
  5. Step 5: Solve for x
    x = 333,786,286,740,860.94/19,203,812.09
  6. Step 6: Final answer
    x = 17,381,251.45

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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.