Home / 6,461,889.35-8,918,926.86-4,016,347.32

Finding the Fourth Proportional to 6,461,889.35, 8,918,926.86 and 4,016,347.32

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Solution

The fourth proportional to 6,461,889.35, 8,918,926.86 and 4,016,347.32 is: 5,543,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,889.35 : 8,918,926.86 = 4,016,347.32 : x
  2. Step 2: Convert to fraction form
    6,461,889.35/8,918,926.86 = 4,016,347.32/x
  3. Step 3: Cross multiply
    6,461,889.35x = 8,918,926.86 × 4,016,347.32
  4. Step 4: Simplify right side
    6,461,889.35x = 35,821,507,991,437.01
  5. Step 5: Solve for x
    x = 35,821,507,991,437.01/6,461,889.35
  6. Step 6: Final answer
    x = 5,543,503.78

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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.