Home / 22,052,245.14-30,432,837.78-12,129,547.64

Finding the Fourth Proportional to 22,052,245.14, 30,432,837.78 and 12,129,547.64

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Solution

The fourth proportional to 22,052,245.14, 30,432,837.78 and 12,129,547.64 is: 16,739,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052,245.14 : 30,432,837.78 = 12,129,547.64 : x
  2. Step 2: Convert to fraction form
    22,052,245.14/30,432,837.78 = 12,129,547.64/x
  3. Step 3: Cross multiply
    22,052,245.14x = 30,432,837.78 × 12,129,547.64
  4. Step 4: Simplify right side
    22,052,245.14x = 369,136,555,520,737.69
  5. Step 5: Solve for x
    x = 369,136,555,520,737.69/22,052,245.14
  6. Step 6: Final answer
    x = 16,739,182.48

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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.