Home / 38,483,030.88-53,091,800.64-21,964,072.32

Finding the Fourth Proportional to 38,483,030.88, 53,091,800.64 and 21,964,072.32

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Solution

The fourth proportional to 38,483,030.88, 53,091,800.64 and 21,964,072.32 is: 30,301,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,483,030.88 : 53,091,800.64 = 21,964,072.32 : x
  2. Step 2: Convert to fraction form
    38,483,030.88/53,091,800.64 = 21,964,072.32/x
  3. Step 3: Cross multiply
    38,483,030.88x = 53,091,800.64 × 21,964,072.32
  4. Step 4: Simplify right side
    38,483,030.88x = 1,166,112,148,855,982.25
  5. Step 5: Solve for x
    x = 1,166,112,148,855,982.25/38,483,030.88
  6. Step 6: Final answer
    x = 30,301,983.03

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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.