Home / 14,477,608.32-19,980,872.01-8,366,036.82

Finding the Fourth Proportional to 14,477,608.32, 19,980,872.01 and 8,366,036.82

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Solution

The fourth proportional to 14,477,608.32, 19,980,872.01 and 8,366,036.82 is: 11,546,155.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477,608.32 : 19,980,872.01 = 8,366,036.82 : x
  2. Step 2: Convert to fraction form
    14,477,608.32/19,980,872.01 = 8,366,036.82/x
  3. Step 3: Cross multiply
    14,477,608.32x = 19,980,872.01 × 8,366,036.82
  4. Step 4: Simplify right side
    14,477,608.32x = 167,160,710,931,367.44
  5. Step 5: Solve for x
    x = 167,160,710,931,367.44/14,477,608.32
  6. Step 6: Final answer
    x = 11,546,155.09

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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.