Home / 11,219,427.40-16,830,015.90-4,829,888.20

Finding the Fourth Proportional to 11,219,427.40, 16,830,015.90 and 4,829,888.20

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Solution

The fourth proportional to 11,219,427.40, 16,830,015.90 and 4,829,888.20 is: 7,245,208.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219,427.40 : 16,830,015.90 = 4,829,888.20 : x
  2. Step 2: Convert to fraction form
    11,219,427.40/16,830,015.90 = 4,829,888.20/x
  3. Step 3: Cross multiply
    11,219,427.40x = 16,830,015.90 × 4,829,888.20
  4. Step 4: Simplify right side
    11,219,427.40x = 81,287,095,201,222.38
  5. Step 5: Solve for x
    x = 81,287,095,201,222.38/11,219,427.40
  6. Step 6: Final answer
    x = 7,245,208.90

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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.