Home / 36,009,099.13-54,015,969.68-12,662,978.01

Finding the Fourth Proportional to 36,009,099.13, 54,015,969.68 and 12,662,978.01

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Solution

The fourth proportional to 36,009,099.13, 54,015,969.68 and 12,662,978.01 is: 18,995,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,009,099.13 : 54,015,969.68 = 12,662,978.01 : x
  2. Step 2: Convert to fraction form
    36,009,099.13/54,015,969.68 = 12,662,978.01/x
  3. Step 3: Cross multiply
    36,009,099.13x = 54,015,969.68 × 12,662,978.01
  4. Step 4: Simplify right side
    36,009,099.13x = 684,003,036,246,666.75
  5. Step 5: Solve for x
    x = 684,003,036,246,666.75/36,009,099.13
  6. Step 6: Final answer
    x = 18,995,283.21

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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.