Home / 27,160,873.80-40,759,257.90-12,788,051.40

Finding the Fourth Proportional to 27,160,873.80, 40,759,257.90 and 12,788,051.40

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Solution

The fourth proportional to 27,160,873.80, 40,759,257.90 and 12,788,051.40 is: 19,190,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160,873.80 : 40,759,257.90 = 12,788,051.40 : x
  2. Step 2: Convert to fraction form
    27,160,873.80/40,759,257.90 = 12,788,051.40/x
  3. Step 3: Cross multiply
    27,160,873.80x = 40,759,257.90 × 12,788,051.40
  4. Step 4: Simplify right side
    27,160,873.80x = 521,231,485,051,056.06
  5. Step 5: Solve for x
    x = 521,231,485,051,056.06/27,160,873.80
  6. Step 6: Final answer
    x = 19,190,527.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.