Home / 55,431,424.88-76,457,411.16-36,141,968.24

Finding the Fourth Proportional to 55,431,424.88, 76,457,411.16 and 36,141,968.24

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Solution

The fourth proportional to 55,431,424.88, 76,457,411.16 and 36,141,968.24 is: 49,851,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,431,424.88 : 76,457,411.16 = 36,141,968.24 : x
  2. Step 2: Convert to fraction form
    55,431,424.88/76,457,411.16 = 36,141,968.24/x
  3. Step 3: Cross multiply
    55,431,424.88x = 76,457,411.16 × 36,141,968.24
  4. Step 4: Simplify right side
    55,431,424.88x = 2,763,321,325,857,341.50
  5. Step 5: Solve for x
    x = 2,763,321,325,857,341.50/55,431,424.88
  6. Step 6: Final answer
    x = 49,851,168.93

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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.