Home / 54,089,963.90-74,635,892.04-30,559,914.26

Finding the Fourth Proportional to 54,089,963.90, 74,635,892.04 and 30,559,914.26

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Solution

The fourth proportional to 54,089,963.90, 74,635,892.04 and 30,559,914.26 is: 42,168,015.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,089,963.90 : 74,635,892.04 = 30,559,914.26 : x
  2. Step 2: Convert to fraction form
    54,089,963.90/74,635,892.04 = 30,559,914.26/x
  3. Step 3: Cross multiply
    54,089,963.90x = 74,635,892.04 × 30,559,914.26
  4. Step 4: Simplify right side
    54,089,963.90x = 2,280,866,461,461,017
  5. Step 5: Solve for x
    x = 2,280,866,461,461,017/54,089,963.90
  6. Step 6: Final answer
    x = 42,168,015.97

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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.