Home / 6,456,607.74-8,909,459.46-3,975,434.37

Finding the Fourth Proportional to 6,456,607.74, 8,909,459.46 and 3,975,434.37

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Solution

The fourth proportional to 6,456,607.74, 8,909,459.46 and 3,975,434.37 is: 5,485,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,607.74 : 8,909,459.46 = 3,975,434.37 : x
  2. Step 2: Convert to fraction form
    6,456,607.74/8,909,459.46 = 3,975,434.37/x
  3. Step 3: Cross multiply
    6,456,607.74x = 8,909,459.46 × 3,975,434.37
  4. Step 4: Simplify right side
    6,456,607.74x = 35,418,971,355,405.65
  5. Step 5: Solve for x
    x = 35,418,971,355,405.65/6,456,607.74
  6. Step 6: Final answer
    x = 5,485,693.54

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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.