Home / 7,820,051.81-11,730,054.23-1,984,226.22

Finding the Fourth Proportional to 7,820,051.81, 11,730,054.23 and 1,984,226.22

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Solution

The fourth proportional to 7,820,051.81, 11,730,054.23 and 1,984,226.22 is: 2,976,333.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,051.81 : 11,730,054.23 = 1,984,226.22 : x
  2. Step 2: Convert to fraction form
    7,820,051.81/11,730,054.23 = 1,984,226.22/x
  3. Step 3: Cross multiply
    7,820,051.81x = 11,730,054.23 × 1,984,226.22
  4. Step 4: Simplify right side
    7,820,051.81x = 23,275,081,162,707.63
  5. Step 5: Solve for x
    x = 23,275,081,162,707.63/7,820,051.81
  6. Step 6: Final answer
    x = 2,976,333.37

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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.