Home / 21,732,222.96-29,994,162.84-12,570,436.08

Finding the Fourth Proportional to 21,732,222.96, 29,994,162.84 and 12,570,436.08

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Solution

The fourth proportional to 21,732,222.96, 29,994,162.84 and 12,570,436.08 is: 17,349,339.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,222.96 : 29,994,162.84 = 12,570,436.08 : x
  2. Step 2: Convert to fraction form
    21,732,222.96/29,994,162.84 = 12,570,436.08/x
  3. Step 3: Cross multiply
    21,732,222.96x = 29,994,162.84 × 12,570,436.08
  4. Step 4: Simplify right side
    21,732,222.96x = 377,039,706,753,331.25
  5. Step 5: Solve for x
    x = 377,039,706,753,331.25/21,732,222.96
  6. Step 6: Final answer
    x = 17,349,339.16

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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.