Home / 22,051,872.12-30,431,608.80-12,262,106.12

Finding the Fourth Proportional to 22,051,872.12, 30,431,608.80 and 12,262,106.12

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Solution

The fourth proportional to 22,051,872.12, 30,431,608.80 and 12,262,106.12 is: 16,921,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,051,872.12 : 30,431,608.80 = 12,262,106.12 : x
  2. Step 2: Convert to fraction form
    22,051,872.12/30,431,608.80 = 12,262,106.12/x
  3. Step 3: Cross multiply
    22,051,872.12x = 30,431,608.80 × 12,262,106.12
  4. Step 4: Simplify right side
    22,051,872.12x = 373,155,616,507,925.81
  5. Step 5: Solve for x
    x = 373,155,616,507,925.81/22,051,872.12
  6. Step 6: Final answer
    x = 16,921,720.50

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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.