Home / 60,943,157.55-91,395,532.74-19,993,054.21

Finding the Fourth Proportional to 60,943,157.55, 91,395,532.74 and 19,993,054.21

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Solution

The fourth proportional to 60,943,157.55, 91,395,532.74 and 19,993,054.21 is: 29,983,281.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,943,157.55 : 91,395,532.74 = 19,993,054.21 : x
  2. Step 2: Convert to fraction form
    60,943,157.55/91,395,532.74 = 19,993,054.21/x
  3. Step 3: Cross multiply
    60,943,157.55x = 91,395,532.74 × 19,993,054.21
  4. Step 4: Simplify right side
    60,943,157.55x = 1,827,275,840,622,649.75
  5. Step 5: Solve for x
    x = 1,827,275,840,622,649.75/60,943,157.55
  6. Step 6: Final answer
    x = 29,983,281.37

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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.