Home / 7,111,294.77-10,666,947.36-1,719,950.39

Finding the Fourth Proportional to 7,111,294.77, 10,666,947.36 and 1,719,950.39

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Solution

The fourth proportional to 7,111,294.77, 10,666,947.36 and 1,719,950.39 is: 2,579,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,294.77 : 10,666,947.36 = 1,719,950.39 : x
  2. Step 2: Convert to fraction form
    7,111,294.77/10,666,947.36 = 1,719,950.39/x
  3. Step 3: Cross multiply
    7,111,294.77x = 10,666,947.36 × 1,719,950.39
  4. Step 4: Simplify right side
    7,111,294.77x = 18,346,620,265,057.60
  5. Step 5: Solve for x
    x = 18,346,620,265,057.60/7,111,294.77
  6. Step 6: Final answer
    x = 2,579,926.84

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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.