Home / 11,021,431.80-16,528,211.10-3,833,200.20

Finding the Fourth Proportional to 11,021,431.80, 16,528,211.10 and 3,833,200.20

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Solution

The fourth proportional to 11,021,431.80, 16,528,211.10 and 3,833,200.20 is: 5,748,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021,431.80 : 16,528,211.10 = 3,833,200.20 : x
  2. Step 2: Convert to fraction form
    11,021,431.80/16,528,211.10 = 3,833,200.20/x
  3. Step 3: Cross multiply
    11,021,431.80x = 16,528,211.10 × 3,833,200.20
  4. Step 4: Simplify right side
    11,021,431.80x = 63,355,942,094,162.22
  5. Step 5: Solve for x
    x = 63,355,942,094,162.22/11,021,431.80
  6. Step 6: Final answer
    x = 5,748,431.17

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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.