Home / 12,632,442.66-18,948,487.95-3,047,740.74

Finding the Fourth Proportional to 12,632,442.66, 18,948,487.95 and 3,047,740.74

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Solution

The fourth proportional to 12,632,442.66, 18,948,487.95 and 3,047,740.74 is: 4,571,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632,442.66 : 18,948,487.95 = 3,047,740.74 : x
  2. Step 2: Convert to fraction form
    12,632,442.66/18,948,487.95 = 3,047,740.74/x
  3. Step 3: Cross multiply
    12,632,442.66x = 18,948,487.95 × 3,047,740.74
  4. Step 4: Simplify right side
    12,632,442.66x = 57,750,078,686,614.09
  5. Step 5: Solve for x
    x = 57,750,078,686,614.09/12,632,442.66
  6. Step 6: Final answer
    x = 4,571,568.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.