Home / 56,436,517.13-84,634,477.47-19,538,388.07

Finding the Fourth Proportional to 56,436,517.13, 84,634,477.47 and 19,538,388.07

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Solution

The fourth proportional to 56,436,517.13, 84,634,477.47 and 19,538,388.07 is: 29,300,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436,517.13 : 84,634,477.47 = 19,538,388.07 : x
  2. Step 2: Convert to fraction form
    56,436,517.13/84,634,477.47 = 19,538,388.07/x
  3. Step 3: Cross multiply
    56,436,517.13x = 84,634,477.47 × 19,538,388.07
  4. Step 4: Simplify right side
    56,436,517.13x = 1,653,621,264,698,945.50
  5. Step 5: Solve for x
    x = 1,653,621,264,698,945.50/56,436,517.13
  6. Step 6: Final answer
    x = 29,300,554.83

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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.