Home / 22,421,690.20-30,941,932.20-12,108,412.39

Finding the Fourth Proportional to 22,421,690.20, 30,941,932.20 and 12,108,412.39

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Solution

The fourth proportional to 22,421,690.20, 30,941,932.20 and 12,108,412.39 is: 16,709,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,690.20 : 30,941,932.20 = 12,108,412.39 : x
  2. Step 2: Convert to fraction form
    22,421,690.20/30,941,932.20 = 12,108,412.39/x
  3. Step 3: Cross multiply
    22,421,690.20x = 30,941,932.20 × 12,108,412.39
  4. Step 4: Simplify right side
    22,421,690.20x = 374,657,675,005,768.25
  5. Step 5: Solve for x
    x = 374,657,675,005,768.25/22,421,690.20
  6. Step 6: Final answer
    x = 16,709,608.94

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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.