Home / 19,137,199.51-28,705,902.58-4,760,267.32

Finding the Fourth Proportional to 19,137,199.51, 28,705,902.58 and 4,760,267.32

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Solution

The fourth proportional to 19,137,199.51, 28,705,902.58 and 4,760,267.32 is: 7,140,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137,199.51 : 28,705,902.58 = 4,760,267.32 : x
  2. Step 2: Convert to fraction form
    19,137,199.51/28,705,902.58 = 4,760,267.32/x
  3. Step 3: Cross multiply
    19,137,199.51x = 28,705,902.58 × 4,760,267.32
  4. Step 4: Simplify right side
    19,137,199.51x = 136,647,769,799,148.17
  5. Step 5: Solve for x
    x = 136,647,769,799,148.17/19,137,199.51
  6. Step 6: Final answer
    x = 7,140,426.67

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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.