Home / 9,008,135.64-12,431,260.89-4,878,168.66

Finding the Fourth Proportional to 9,008,135.64, 12,431,260.89 and 4,878,168.66

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Solution

The fourth proportional to 9,008,135.64, 12,431,260.89 and 4,878,168.66 is: 6,731,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008,135.64 : 12,431,260.89 = 4,878,168.66 : x
  2. Step 2: Convert to fraction form
    9,008,135.64/12,431,260.89 = 4,878,168.66/x
  3. Step 3: Cross multiply
    9,008,135.64x = 12,431,260.89 × 4,878,168.66
  4. Step 4: Simplify right side
    9,008,135.64x = 60,641,787,277,881.71
  5. Step 5: Solve for x
    x = 60,641,787,277,881.71/9,008,135.64
  6. Step 6: Final answer
    x = 6,731,891.00

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1.5x scale

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.