Home / 7,812,089.48-10,780,769.71-4,327,481.63

Finding the Fourth Proportional to 7,812,089.48, 10,780,769.71 and 4,327,481.63

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Solution

The fourth proportional to 7,812,089.48, 10,780,769.71 and 4,327,481.63 is: 5,971,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,089.48 : 10,780,769.71 = 4,327,481.63 : x
  2. Step 2: Convert to fraction form
    7,812,089.48/10,780,769.71 = 4,327,481.63/x
  3. Step 3: Cross multiply
    7,812,089.48x = 10,780,769.71 × 4,327,481.63
  4. Step 4: Simplify right side
    7,812,089.48x = 46,653,582,885,304.62
  5. Step 5: Solve for x
    x = 46,653,582,885,304.62/7,812,089.48
  6. Step 6: Final answer
    x = 5,971,972.41

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1.5x scale

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.