Home / 11,866,961.52-17,889,386.34-11,075,994.48

Finding the Fourth Proportional to 11,866,961.52, 17,889,386.34 and 11,075,994.48

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Solution

The fourth proportional to 11,866,961.52, 17,889,386.34 and 11,075,994.48 is: 16,697,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866,961.52 : 17,889,386.34 = 11,075,994.48 : x
  2. Step 2: Convert to fraction form
    11,866,961.52/17,889,386.34 = 11,075,994.48/x
  3. Step 3: Cross multiply
    11,866,961.52x = 17,889,386.34 × 11,075,994.48
  4. Step 4: Simplify right side
    11,866,961.52x = 198,142,744,352,427.41
  5. Step 5: Solve for x
    x = 198,142,744,352,427.41/11,866,961.52
  6. Step 6: Final answer
    x = 16,697,007.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.