Home / 12,096,986.40-18,124,484.40-11,341,159.20

Finding the Fourth Proportional to 12,096,986.40, 18,124,484.40 and 11,341,159.20

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Solution

The fourth proportional to 12,096,986.40, 18,124,484.40 and 11,341,159.20 is: 16,992,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,986.40 : 18,124,484.40 = 11,341,159.20 : x
  2. Step 2: Convert to fraction form
    12,096,986.40/18,124,484.40 = 11,341,159.20/x
  3. Step 3: Cross multiply
    12,096,986.40x = 18,124,484.40 × 11,341,159.20
  4. Step 4: Simplify right side
    12,096,986.40x = 205,552,662,998,316.44
  5. Step 5: Solve for x
    x = 205,552,662,998,316.44/12,096,986.40
  6. Step 6: Final answer
    x = 16,992,055.39

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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.