Home / 22,078,842.91-30,468,804.58-12,289,077.08

Finding the Fourth Proportional to 22,078,842.91, 30,468,804.58 and 12,289,077.08

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Solution

The fourth proportional to 22,078,842.91, 30,468,804.58 and 12,289,077.08 is: 16,958,927.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,842.91 : 30,468,804.58 = 12,289,077.08 : x
  2. Step 2: Convert to fraction form
    22,078,842.91/30,468,804.58 = 12,289,077.08/x
  3. Step 3: Cross multiply
    22,078,842.91x = 30,468,804.58 × 12,289,077.08
  4. Step 4: Simplify right side
    22,078,842.91x = 374,433,487,910,674.06
  5. Step 5: Solve for x
    x = 374,433,487,910,674.06/22,078,842.91
  6. Step 6: Final answer
    x = 16,958,927.13

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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.