Home / 54,047,287.46-74,590,591.10-30,845,885.60

Finding the Fourth Proportional to 54,047,287.46, 74,590,591.10 and 30,845,885.60

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Solution

The fourth proportional to 54,047,287.46, 74,590,591.10 and 30,845,885.60 is: 42,570,366.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,287.46 : 74,590,591.10 = 30,845,885.60 : x
  2. Step 2: Convert to fraction form
    54,047,287.46/74,590,591.10 = 30,845,885.60/x
  3. Step 3: Cross multiply
    54,047,287.46x = 74,590,591.10 × 30,845,885.60
  4. Step 4: Simplify right side
    54,047,287.46x = 2,300,812,839,939,225
  5. Step 5: Solve for x
    x = 2,300,812,839,939,225/54,047,287.46
  6. Step 6: Final answer
    x = 42,570,366.58

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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.