Home / 5,405,459.71-7,459,534.52-2,958,070.83

Finding the Fourth Proportional to 5,405,459.71, 7,459,534.52 and 2,958,070.83

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Solution

The fourth proportional to 5,405,459.71, 7,459,534.52 and 2,958,070.83 is: 4,082,137.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,459.71 : 7,459,534.52 = 2,958,070.83 : x
  2. Step 2: Convert to fraction form
    5,405,459.71/7,459,534.52 = 2,958,070.83/x
  3. Step 3: Cross multiply
    5,405,459.71x = 7,459,534.52 × 2,958,070.83
  4. Step 4: Simplify right side
    5,405,459.71x = 22,065,831,468,990.05
  5. Step 5: Solve for x
    x = 22,065,831,468,990.05/5,405,459.71
  6. Step 6: Final answer
    x = 4,082,137.81

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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.