Home / 8,018,587.40-12,027,708.30-5,340,072.20

Finding the Fourth Proportional to 8,018,587.40, 12,027,708.30 and 5,340,072.20

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Solution

The fourth proportional to 8,018,587.40, 12,027,708.30 and 5,340,072.20 is: 8,009,993.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018,587.40 : 12,027,708.30 = 5,340,072.20 : x
  2. Step 2: Convert to fraction form
    8,018,587.40/12,027,708.30 = 5,340,072.20/x
  3. Step 3: Cross multiply
    8,018,587.40x = 12,027,708.30 × 5,340,072.20
  4. Step 4: Simplify right side
    8,018,587.40x = 64,228,830,722,539.27
  5. Step 5: Solve for x
    x = 64,228,830,722,539.27/8,018,587.40
  6. Step 6: Final answer
    x = 8,009,993.22

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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.