Home / 7,814,347.51-10,780,364.46-4,715,142.25

Finding the Fourth Proportional to 7,814,347.51, 10,780,364.46 and 4,715,142.25

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Solution

The fourth proportional to 7,814,347.51, 10,780,364.46 and 4,715,142.25 is: 6,504,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,347.51 : 10,780,364.46 = 4,715,142.25 : x
  2. Step 2: Convert to fraction form
    7,814,347.51/10,780,364.46 = 4,715,142.25/x
  3. Step 3: Cross multiply
    7,814,347.51x = 10,780,364.46 × 4,715,142.25
  4. Step 4: Simplify right side
    7,814,347.51x = 50,830,951,935,744.44
  5. Step 5: Solve for x
    x = 50,830,951,935,744.44/7,814,347.51
  6. Step 6: Final answer
    x = 6,504,823.58

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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.