Home / 6,980,057.04-10,470,216.72-2,187,640.32

Finding the Fourth Proportional to 6,980,057.04, 10,470,216.72 and 2,187,640.32

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Solution

The fourth proportional to 6,980,057.04, 10,470,216.72 and 2,187,640.32 is: 3,281,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980,057.04 : 10,470,216.72 = 2,187,640.32 : x
  2. Step 2: Convert to fraction form
    6,980,057.04/10,470,216.72 = 2,187,640.32/x
  3. Step 3: Cross multiply
    6,980,057.04x = 10,470,216.72 × 2,187,640.32
  4. Step 4: Simplify right side
    6,980,057.04x = 22,905,068,255,810.15
  5. Step 5: Solve for x
    x = 22,905,068,255,810.15/6,980,057.04
  6. Step 6: Final answer
    x = 3,281,501.59

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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.