Home / 7,111,293.14-10,666,944.89-1,719,948.75

Finding the Fourth Proportional to 7,111,293.14, 10,666,944.89 and 1,719,948.75

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Solution

The fourth proportional to 7,111,293.14, 10,666,944.89 and 1,719,948.75 is: 2,579,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,293.14 : 10,666,944.89 = 1,719,948.75 : x
  2. Step 2: Convert to fraction form
    7,111,293.14/10,666,944.89 = 1,719,948.75/x
  3. Step 3: Cross multiply
    7,111,293.14x = 10,666,944.89 × 1,719,948.75
  4. Step 4: Simplify right side
    7,111,293.14x = 18,346,598,534,174.26
  5. Step 5: Solve for x
    x = 18,346,598,534,174.26/7,111,293.14
  6. Step 6: Final answer
    x = 2,579,924.38

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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.