Home / 77,043,389.24-106,321,247.04-41,762,349.86

Finding the Fourth Proportional to 77,043,389.24, 106,321,247.04 and 41,762,349.86

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Solution

The fourth proportional to 77,043,389.24, 106,321,247.04 and 41,762,349.86 is: 57,632,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,043,389.24 : 106,321,247.04 = 41,762,349.86 : x
  2. Step 2: Convert to fraction form
    77,043,389.24/106,321,247.04 = 41,762,349.86/x
  3. Step 3: Cross multiply
    77,043,389.24x = 106,321,247.04 × 41,762,349.86
  4. Step 4: Simplify right side
    77,043,389.24x = 4,440,225,115,904,363
  5. Step 5: Solve for x
    x = 4,440,225,115,904,363/77,043,389.24
  6. Step 6: Final answer
    x = 57,632,785.37

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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.