Home / 28,646,159.90-39,532,654.36-16,089,423.86

Finding the Fourth Proportional to 28,646,159.90, 39,532,654.36 and 16,089,423.86

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Solution

The fourth proportional to 28,646,159.90, 39,532,654.36 and 16,089,423.86 is: 22,203,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,646,159.90 : 39,532,654.36 = 16,089,423.86 : x
  2. Step 2: Convert to fraction form
    28,646,159.90/39,532,654.36 = 16,089,423.86/x
  3. Step 3: Cross multiply
    28,646,159.90x = 39,532,654.36 × 16,089,423.86
  4. Step 4: Simplify right side
    28,646,159.90x = 636,057,632,427,860.50
  5. Step 5: Solve for x
    x = 636,057,632,427,860.50/28,646,159.90
  6. Step 6: Final answer
    x = 22,203,940.59

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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.