Home / 55,548,815.58-76,653,983.76-30,767,533.26

Finding the Fourth Proportional to 55,548,815.58, 76,653,983.76 and 30,767,533.26

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Solution

The fourth proportional to 55,548,815.58, 76,653,983.76 and 30,767,533.26 is: 42,457,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548,815.58 : 76,653,983.76 = 30,767,533.26 : x
  2. Step 2: Convert to fraction form
    55,548,815.58/76,653,983.76 = 30,767,533.26/x
  3. Step 3: Cross multiply
    55,548,815.58x = 76,653,983.76 × 30,767,533.26
  4. Step 4: Simplify right side
    55,548,815.58x = 2,358,453,994,847,300
  5. Step 5: Solve for x
    x = 2,358,453,994,847,300/55,548,815.58
  6. Step 6: Final answer
    x = 42,457,322.81

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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.