Home / 66,544,225.21-91,831,312.38-36,369,331.48

Finding the Fourth Proportional to 66,544,225.21, 91,831,312.38 and 36,369,331.48

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Solution

The fourth proportional to 66,544,225.21, 91,831,312.38 and 36,369,331.48 is: 50,189,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,544,225.21 : 91,831,312.38 = 36,369,331.48 : x
  2. Step 2: Convert to fraction form
    66,544,225.21/91,831,312.38 = 36,369,331.48/x
  3. Step 3: Cross multiply
    66,544,225.21x = 91,831,312.38 × 36,369,331.48
  4. Step 4: Simplify right side
    66,544,225.21x = 3,339,843,440,191,647
  5. Step 5: Solve for x
    x = 3,339,843,440,191,647/66,544,225.21
  6. Step 6: Final answer
    x = 50,189,831.34

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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.