Home / 17,381,539.80-26,075,420.10-7,285,181.40

Finding the Fourth Proportional to 17,381,539.80, 26,075,420.10 and 7,285,181.40

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Solution

The fourth proportional to 17,381,539.80, 26,075,420.10 and 7,285,181.40 is: 10,929,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,539.80 : 26,075,420.10 = 7,285,181.40 : x
  2. Step 2: Convert to fraction form
    17,381,539.80/26,075,420.10 = 7,285,181.40/x
  3. Step 3: Cross multiply
    17,381,539.80x = 26,075,420.10 × 7,285,181.40
  4. Step 4: Simplify right side
    17,381,539.80x = 189,964,165,509,706.16
  5. Step 5: Solve for x
    x = 189,964,165,509,706.16/17,381,539.80
  6. Step 6: Final answer
    x = 10,929,075.77

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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.