Home / 6,980,384.66-10,470,272.35-2,187,964.50

Finding the Fourth Proportional to 6,980,384.66, 10,470,272.35 and 2,187,964.50

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Solution

The fourth proportional to 6,980,384.66, 10,470,272.35 and 2,187,964.50 is: 3,281,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,384.66 : 10,470,272.35 = 2,187,964.50 : x
  2. Step 2: Convert to fraction form
    6,980,384.66/10,470,272.35 = 2,187,964.50/x
  3. Step 3: Cross multiply
    6,980,384.66x = 10,470,272.35 × 2,187,964.50
  4. Step 4: Simplify right side
    6,980,384.66x = 22,908,584,207,131.57
  5. Step 5: Solve for x
    x = 22,908,584,207,131.57/6,980,384.66
  6. Step 6: Final answer
    x = 3,281,851.26

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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.