Home / 12,018,088.58-18,027,155.42-2,920,193.87

Finding the Fourth Proportional to 12,018,088.58, 18,027,155.42 and 2,920,193.87

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Solution

The fourth proportional to 12,018,088.58, 18,027,155.42 and 2,920,193.87 is: 4,380,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,088.58 : 18,027,155.42 = 2,920,193.87 : x
  2. Step 2: Convert to fraction form
    12,018,088.58/18,027,155.42 = 2,920,193.87/x
  3. Step 3: Cross multiply
    12,018,088.58x = 18,027,155.42 × 2,920,193.87
  4. Step 4: Simplify right side
    12,018,088.58x = 52,642,788,668,185.98
  5. Step 5: Solve for x
    x = 52,642,788,668,185.98/12,018,088.58
  6. Step 6: Final answer
    x = 4,380,296.28

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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.