Home / 21,050,477.22-31,588,312.54-9,083,213.22

Finding the Fourth Proportional to 21,050,477.22, 31,588,312.54 and 9,083,213.22

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Solution

The fourth proportional to 21,050,477.22, 31,588,312.54 and 9,083,213.22 is: 13,630,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050,477.22 : 31,588,312.54 = 9,083,213.22 : x
  2. Step 2: Convert to fraction form
    21,050,477.22/31,588,312.54 = 9,083,213.22/x
  3. Step 3: Cross multiply
    21,050,477.22x = 31,588,312.54 × 9,083,213.22
  4. Step 4: Simplify right side
    21,050,477.22x = 286,923,378,060,819.81
  5. Step 5: Solve for x
    x = 286,923,378,060,819.81/21,050,477.22
  6. Step 6: Final answer
    x = 13,630,255.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.