Home / 84,978,822.76-127,468,227.13-23,567,980.69

Finding the Fourth Proportional to 84,978,822.76, 127,468,227.13 and 23,567,980.69

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Solution

The fourth proportional to 84,978,822.76, 127,468,227.13 and 23,567,980.69 is: 35,351,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,978,822.76 : 127,468,227.13 = 23,567,980.69 : x
  2. Step 2: Convert to fraction form
    84,978,822.76/127,468,227.13 = 23,567,980.69/x
  3. Step 3: Cross multiply
    84,978,822.76x = 127,468,227.13 × 23,567,980.69
  4. Step 4: Simplify right side
    84,978,822.76x = 3,004,168,714,971,781
  5. Step 5: Solve for x
    x = 3,004,168,714,971,781/84,978,822.76
  6. Step 6: Final answer
    x = 35,351,969.08

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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.