Home / 7,842,057.51-11,746,051.80-3,790,047.43

Finding the Fourth Proportional to 7,842,057.51, 11,746,051.80 and 3,790,047.43

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Solution

The fourth proportional to 7,842,057.51, 11,746,051.80 and 3,790,047.43 is: 5,676,838.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,057.51 : 11,746,051.80 = 3,790,047.43 : x
  2. Step 2: Convert to fraction form
    7,842,057.51/11,746,051.80 = 3,790,047.43/x
  3. Step 3: Cross multiply
    7,842,057.51x = 11,746,051.80 × 3,790,047.43
  4. Step 4: Simplify right side
    7,842,057.51x = 44,518,093,437,236.88
  5. Step 5: Solve for x
    x = 44,518,093,437,236.88/7,842,057.51
  6. Step 6: Final answer
    x = 5,676,838.43

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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.