Home / 4,014,371.15-5,539,684.01-2,178,790.03

Finding the Fourth Proportional to 4,014,371.15, 5,539,684.01 and 2,178,790.03

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Solution

The fourth proportional to 4,014,371.15, 5,539,684.01 and 2,178,790.03 is: 3,006,649.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014,371.15 : 5,539,684.01 = 2,178,790.03 : x
  2. Step 2: Convert to fraction form
    4,014,371.15/5,539,684.01 = 2,178,790.03/x
  3. Step 3: Cross multiply
    4,014,371.15x = 5,539,684.01 × 2,178,790.03
  4. Step 4: Simplify right side
    4,014,371.15x = 12,069,808,271,042.23
  5. Step 5: Solve for x
    x = 12,069,808,271,042.23/4,014,371.15
  6. Step 6: Final answer
    x = 3,006,649.81

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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.