Home / 11,976,021.80-17,964,032.70-4,402,003.40

Finding the Fourth Proportional to 11,976,021.80, 17,964,032.70 and 4,402,003.40

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Solution

The fourth proportional to 11,976,021.80, 17,964,032.70 and 4,402,003.40 is: 6,603,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,021.80 : 17,964,032.70 = 4,402,003.40 : x
  2. Step 2: Convert to fraction form
    11,976,021.80/17,964,032.70 = 4,402,003.40/x
  3. Step 3: Cross multiply
    11,976,021.80x = 17,964,032.70 × 4,402,003.40
  4. Step 4: Simplify right side
    11,976,021.80x = 79,077,733,023,111.19
  5. Step 5: Solve for x
    x = 79,077,733,023,111.19/11,976,021.80
  6. Step 6: Final answer
    x = 6,603,005.10

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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.