Home / 12,364,907.70-18,547,361.55-5,987,615.70

Finding the Fourth Proportional to 12,364,907.70, 18,547,361.55 and 5,987,615.70

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Solution

The fourth proportional to 12,364,907.70, 18,547,361.55 and 5,987,615.70 is: 8,981,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364,907.70 : 18,547,361.55 = 5,987,615.70 : x
  2. Step 2: Convert to fraction form
    12,364,907.70/18,547,361.55 = 5,987,615.70/x
  3. Step 3: Cross multiply
    12,364,907.70x = 18,547,361.55 × 5,987,615.70
  4. Step 4: Simplify right side
    12,364,907.70x = 111,054,473,210,356.34
  5. Step 5: Solve for x
    x = 111,054,473,210,356.34/12,364,907.70
  6. Step 6: Final answer
    x = 8,981,423.55

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Similar ratio
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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.