Home / 40,650,000.71-56,097,054.83-22,065,128.78

Finding the Fourth Proportional to 40,650,000.71, 56,097,054.83 and 22,065,128.78

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Solution

The fourth proportional to 40,650,000.71, 56,097,054.83 and 22,065,128.78 is: 30,449,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,650,000.71 : 56,097,054.83 = 22,065,128.78 : x
  2. Step 2: Convert to fraction form
    40,650,000.71/56,097,054.83 = 22,065,128.78/x
  3. Step 3: Cross multiply
    40,650,000.71x = 56,097,054.83 × 22,065,128.78
  4. Step 4: Simplify right side
    40,650,000.71x = 1,237,788,738,892,345.50
  5. Step 5: Solve for x
    x = 1,237,788,738,892,345.50/40,650,000.71
  6. Step 6: Final answer
    x = 30,449,906.94

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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.