Home / 21,414,866.27-32,083,327.04-19,119,041.15

Finding the Fourth Proportional to 21,414,866.27, 32,083,327.04 and 19,119,041.15

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Solution

The fourth proportional to 21,414,866.27, 32,083,327.04 and 19,119,041.15 is: 28,643,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414,866.27 : 32,083,327.04 = 19,119,041.15 : x
  2. Step 2: Convert to fraction form
    21,414,866.27/32,083,327.04 = 19,119,041.15/x
  3. Step 3: Cross multiply
    21,414,866.27x = 32,083,327.04 × 19,119,041.15
  4. Step 4: Simplify right side
    21,414,866.27x = 613,402,449,650,655.88
  5. Step 5: Solve for x
    x = 613,402,449,650,655.88/21,414,866.27
  6. Step 6: Final answer
    x = 28,643,767.47

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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.