Home / 8,869,547.70-13,304,321.55-3,820,858.20

Finding the Fourth Proportional to 8,869,547.70, 13,304,321.55 and 3,820,858.20

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Solution

The fourth proportional to 8,869,547.70, 13,304,321.55 and 3,820,858.20 is: 5,731,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,547.70 : 13,304,321.55 = 3,820,858.20 : x
  2. Step 2: Convert to fraction form
    8,869,547.70/13,304,321.55 = 3,820,858.20/x
  3. Step 3: Cross multiply
    8,869,547.70x = 13,304,321.55 × 3,820,858.20
  4. Step 4: Simplify right side
    8,869,547.70x = 50,833,926,089,754.22
  5. Step 5: Solve for x
    x = 50,833,926,089,754.22/8,869,547.70
  6. Step 6: Final answer
    x = 5,731,287.30

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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.