Home / 6,971,966.65-9,621,547.64-3,874,620.57

Finding the Fourth Proportional to 6,971,966.65, 9,621,547.64 and 3,874,620.57

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Solution

The fourth proportional to 6,971,966.65, 9,621,547.64 and 3,874,620.57 is: 5,347,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,966.65 : 9,621,547.64 = 3,874,620.57 : x
  2. Step 2: Convert to fraction form
    6,971,966.65/9,621,547.64 = 3,874,620.57/x
  3. Step 3: Cross multiply
    6,971,966.65x = 9,621,547.64 × 3,874,620.57
  4. Step 4: Simplify right side
    6,971,966.65x = 37,279,846,401,178.95
  5. Step 5: Solve for x
    x = 37,279,846,401,178.95/6,971,966.65
  6. Step 6: Final answer
    x = 5,347,106.24

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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.