Home / 7,136,713-9,848,674.77-3,873,528.93

Finding the Fourth Proportional to 7,136,713, 9,848,674.77 and 3,873,528.93

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Solution

The fourth proportional to 7,136,713, 9,848,674.77 and 3,873,528.93 is: 5,345,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,713 : 9,848,674.77 = 3,873,528.93 : x
  2. Step 2: Convert to fraction form
    7,136,713/9,848,674.77 = 3,873,528.93/x
  3. Step 3: Cross multiply
    7,136,713x = 9,848,674.77 × 3,873,528.93
  4. Step 4: Simplify right side
    7,136,713x = 38,149,126,643,756.09
  5. Step 5: Solve for x
    x = 38,149,126,643,756.09/7,136,713
  6. Step 6: Final answer
    x = 5,345,475.80

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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.