Home / 18,109,075.84-24,990,997.44-9,960,527.68

Finding the Fourth Proportional to 18,109,075.84, 24,990,997.44 and 9,960,527.68

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Solution

The fourth proportional to 18,109,075.84, 24,990,997.44 and 9,960,527.68 is: 13,745,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109,075.84 : 24,990,997.44 = 9,960,527.68 : x
  2. Step 2: Convert to fraction form
    18,109,075.84/24,990,997.44 = 9,960,527.68/x
  3. Step 3: Cross multiply
    18,109,075.84x = 24,990,997.44 × 9,960,527.68
  4. Step 4: Simplify right side
    18,109,075.84x = 248,923,521,751,929.16
  5. Step 5: Solve for x
    x = 248,923,521,751,929.16/18,109,075.84
  6. Step 6: Final answer
    x = 13,745,788.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.