Home / 22,130,752.17-30,540,571.25-12,341,815.23

Finding the Fourth Proportional to 22,130,752.17, 30,540,571.25 and 12,341,815.23

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Solution

The fourth proportional to 22,130,752.17, 30,540,571.25 and 12,341,815.23 is: 17,031,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130,752.17 : 30,540,571.25 = 12,341,815.23 : x
  2. Step 2: Convert to fraction form
    22,130,752.17/30,540,571.25 = 12,341,815.23/x
  3. Step 3: Cross multiply
    22,130,752.17x = 30,540,571.25 × 12,341,815.23
  4. Step 4: Simplify right side
    22,130,752.17x = 376,926,087,324,441.06
  5. Step 5: Solve for x
    x = 376,926,087,324,441.06/22,130,752.17
  6. Step 6: Final answer
    x = 17,031,779.33

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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.