Home / 14,109,505.08-19,475,260.78-9,215,475.32

Finding the Fourth Proportional to 14,109,505.08, 19,475,260.78 and 9,215,475.32

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Solution

The fourth proportional to 14,109,505.08, 19,475,260.78 and 9,215,475.32 is: 12,720,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109,505.08 : 19,475,260.78 = 9,215,475.32 : x
  2. Step 2: Convert to fraction form
    14,109,505.08/19,475,260.78 = 9,215,475.32/x
  3. Step 3: Cross multiply
    14,109,505.08x = 19,475,260.78 × 9,215,475.32
  4. Step 4: Simplify right side
    14,109,505.08x = 179,473,785,068,653.97
  5. Step 5: Solve for x
    x = 179,473,785,068,653.97/14,109,505.08
  6. Step 6: Final answer
    x = 12,720,062.40

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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.