Home / 19,295,862.93-28,905,954.44-11,191,812.93

Finding the Fourth Proportional to 19,295,862.93, 28,905,954.44 and 11,191,812.93

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Solution

The fourth proportional to 19,295,862.93, 28,905,954.44 and 11,191,812.93 is: 16,765,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295,862.93 : 28,905,954.44 = 11,191,812.93 : x
  2. Step 2: Convert to fraction form
    19,295,862.93/28,905,954.44 = 11,191,812.93/x
  3. Step 3: Cross multiply
    19,295,862.93x = 28,905,954.44 × 11,191,812.93
  4. Step 4: Simplify right side
    19,295,862.93x = 323,510,034,599,623.81
  5. Step 5: Solve for x
    x = 323,510,034,599,623.81/19,295,862.93
  6. Step 6: Final answer
    x = 16,765,771.80

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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.