Home / 38,757,209.96-53,484,925.38-21,353,555.01

Finding the Fourth Proportional to 38,757,209.96, 53,484,925.38 and 21,353,555.01

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Solution

The fourth proportional to 38,757,209.96, 53,484,925.38 and 21,353,555.01 is: 29,467,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,757,209.96 : 53,484,925.38 = 21,353,555.01 : x
  2. Step 2: Convert to fraction form
    38,757,209.96/53,484,925.38 = 21,353,555.01/x
  3. Step 3: Cross multiply
    38,757,209.96x = 53,484,925.38 × 21,353,555.01
  4. Step 4: Simplify right side
    38,757,209.96x = 1,142,093,296,307,575.25
  5. Step 5: Solve for x
    x = 1,142,093,296,307,575.25/38,757,209.96
  6. Step 6: Final answer
    x = 29,467,892.49

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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.