Home / 11,686,464.81-16,127,287.38-6,529,830.39

Finding the Fourth Proportional to 11,686,464.81, 16,127,287.38 and 6,529,830.39

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Solution

The fourth proportional to 11,686,464.81, 16,127,287.38 and 6,529,830.39 is: 9,011,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686,464.81 : 16,127,287.38 = 6,529,830.39 : x
  2. Step 2: Convert to fraction form
    11,686,464.81/16,127,287.38 = 6,529,830.39/x
  3. Step 3: Cross multiply
    11,686,464.81x = 16,127,287.38 × 6,529,830.39
  4. Step 4: Simplify right side
    11,686,464.81x = 105,308,451,242,187.48
  5. Step 5: Solve for x
    x = 105,308,451,242,187.48/11,686,464.81
  6. Step 6: Final answer
    x = 9,011,146.91

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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.