Home / 53,243,386.44-73,475,878.78-28,797,100.44

Finding the Fourth Proportional to 53,243,386.44, 73,475,878.78 and 28,797,100.44

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Solution

The fourth proportional to 53,243,386.44, 73,475,878.78 and 28,797,100.44 is: 39,740,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,243,386.44 : 73,475,878.78 = 28,797,100.44 : x
  2. Step 2: Convert to fraction form
    53,243,386.44/73,475,878.78 = 28,797,100.44/x
  3. Step 3: Cross multiply
    53,243,386.44x = 73,475,878.78 × 28,797,100.44
  4. Step 4: Simplify right side
    53,243,386.44x = 2,115,892,261,144,924.75
  5. Step 5: Solve for x
    x = 2,115,892,261,144,924.75/53,243,386.44
  6. Step 6: Final answer
    x = 39,740,001.58

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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.