Home / 55,401,597.40-76,455,830.32-30,285,094.58

Finding the Fourth Proportional to 55,401,597.40, 76,455,830.32 and 30,285,094.58

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Solution

The fourth proportional to 55,401,597.40, 76,455,830.32 and 30,285,094.58 is: 41,794,319.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,401,597.40 : 76,455,830.32 = 30,285,094.58 : x
  2. Step 2: Convert to fraction form
    55,401,597.40/76,455,830.32 = 30,285,094.58/x
  3. Step 3: Cross multiply
    55,401,597.40x = 76,455,830.32 × 30,285,094.58
  4. Step 4: Simplify right side
    55,401,597.40x = 2,315,472,052,402,320
  5. Step 5: Solve for x
    x = 2,315,472,052,402,320/55,401,597.40
  6. Step 6: Final answer
    x = 41,794,319.32

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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.