Home / 12,761,222.76-17,607,458.46-7,254,162.36

Finding the Fourth Proportional to 12,761,222.76, 17,607,458.46 and 7,254,162.36

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Solution

The fourth proportional to 12,761,222.76, 17,607,458.46 and 7,254,162.36 is: 10,009,022.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,222.76 : 17,607,458.46 = 7,254,162.36 : x
  2. Step 2: Convert to fraction form
    12,761,222.76/17,607,458.46 = 7,254,162.36/x
  3. Step 3: Cross multiply
    12,761,222.76x = 17,607,458.46 × 7,254,162.36
  4. Step 4: Simplify right side
    12,761,222.76x = 127,727,362,415,795.58
  5. Step 5: Solve for x
    x = 127,727,362,415,795.58/12,761,222.76
  6. Step 6: Final answer
    x = 10,009,022.24

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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.