Home / 12,097,210.40-18,124,820.40-11,341,383.20

Finding the Fourth Proportional to 12,097,210.40, 18,124,820.40 and 11,341,383.20

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Solution

The fourth proportional to 12,097,210.40, 18,124,820.40 and 11,341,383.20 is: 16,992,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,210.40 : 18,124,820.40 = 11,341,383.20 : x
  2. Step 2: Convert to fraction form
    12,097,210.40/18,124,820.40 = 11,341,383.20/x
  3. Step 3: Cross multiply
    12,097,210.40x = 18,124,820.40 × 11,341,383.20
  4. Step 4: Simplify right side
    12,097,210.40x = 205,560,533,587,577.25
  5. Step 5: Solve for x
    x = 205,560,533,587,577.25/12,097,210.40
  6. Step 6: Final answer
    x = 16,992,391.37

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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.