Home / 18,939,505.73-26,136,525.66-10,237,678.32

Finding the Fourth Proportional to 18,939,505.73, 26,136,525.66 and 10,237,678.32

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Solution

The fourth proportional to 18,939,505.73, 26,136,525.66 and 10,237,678.32 is: 14,128,000.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,939,505.73 : 26,136,525.66 = 10,237,678.32 : x
  2. Step 2: Convert to fraction form
    18,939,505.73/26,136,525.66 = 10,237,678.32/x
  3. Step 3: Cross multiply
    18,939,505.73x = 26,136,525.66 × 10,237,678.32
  4. Step 4: Simplify right side
    18,939,505.73x = 267,577,341,973,102.44
  5. Step 5: Solve for x
    x = 267,577,341,973,102.44/18,939,505.73
  6. Step 6: Final answer
    x = 14,128,000.27

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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.