Home / 30,506,807.52-42,089,148.72-17,274,180.96

Finding the Fourth Proportional to 30,506,807.52, 42,089,148.72 and 17,274,180.96

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Solution

The fourth proportional to 30,506,807.52, 42,089,148.72 and 17,274,180.96 is: 23,832,568.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506,807.52 : 42,089,148.72 = 17,274,180.96 : x
  2. Step 2: Convert to fraction form
    30,506,807.52/42,089,148.72 = 17,274,180.96/x
  3. Step 3: Cross multiply
    30,506,807.52x = 42,089,148.72 × 17,274,180.96
  4. Step 4: Simplify right side
    30,506,807.52x = 727,055,571,441,632.38
  5. Step 5: Solve for x
    x = 727,055,571,441,632.38/30,506,807.52
  6. Step 6: Final answer
    x = 23,832,568.22

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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.