Home / 55,391,636.37-76,440,695.34-30,274,253.01

Finding the Fourth Proportional to 55,391,636.37, 76,440,695.34 and 30,274,253.01

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Solution

The fourth proportional to 55,391,636.37, 76,440,695.34 and 30,274,253.01 is: 41,778,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,391,636.37 : 76,440,695.34 = 30,274,253.01 : x
  2. Step 2: Convert to fraction form
    55,391,636.37/76,440,695.34 = 30,274,253.01/x
  3. Step 3: Cross multiply
    55,391,636.37x = 76,440,695.34 × 30,274,253.01
  4. Step 4: Simplify right side
    55,391,636.37x = 2,314,184,950,983,488
  5. Step 5: Solve for x
    x = 2,314,184,950,983,488/55,391,636.37
  6. Step 6: Final answer
    x = 41,778,598.77

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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.