Home / 34,785,858.48-48,008,914.20-21,034,921.20

Finding the Fourth Proportional to 34,785,858.48, 48,008,914.20 and 21,034,921.20

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Solution

The fourth proportional to 34,785,858.48, 48,008,914.20 and 21,034,921.20 is: 29,030,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,858.48 : 48,008,914.20 = 21,034,921.20 : x
  2. Step 2: Convert to fraction form
    34,785,858.48/48,008,914.20 = 21,034,921.20/x
  3. Step 3: Cross multiply
    34,785,858.48x = 48,008,914.20 × 21,034,921.20
  4. Step 4: Simplify right side
    34,785,858.48x = 1,009,863,727,094,561.12
  5. Step 5: Solve for x
    x = 1,009,863,727,094,561.12/34,785,858.48
  6. Step 6: Final answer
    x = 29,030,869.76

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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.