Home / 42,967,445.94-64,450,537.40-10,619,351.26

Finding the Fourth Proportional to 42,967,445.94, 64,450,537.40 and 10,619,351.26

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Solution

The fourth proportional to 42,967,445.94, 64,450,537.40 and 10,619,351.26 is: 15,928,870.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,967,445.94 : 64,450,537.40 = 10,619,351.26 : x
  2. Step 2: Convert to fraction form
    42,967,445.94/64,450,537.40 = 10,619,351.26/x
  3. Step 3: Cross multiply
    42,967,445.94x = 64,450,537.40 × 10,619,351.26
  4. Step 4: Simplify right side
    42,967,445.94x = 684,422,895,411,789.25
  5. Step 5: Solve for x
    x = 684,422,895,411,789.25/42,967,445.94
  6. Step 6: Final answer
    x = 15,928,870.81

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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.