Home / 30,043,837.50-45,059,450.48-8,473,394.65

Finding the Fourth Proportional to 30,043,837.50, 45,059,450.48 and 8,473,394.65

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Solution

The fourth proportional to 30,043,837.50, 45,059,450.48 and 8,473,394.65 is: 12,708,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043,837.50 : 45,059,450.48 = 8,473,394.65 : x
  2. Step 2: Convert to fraction form
    30,043,837.50/45,059,450.48 = 8,473,394.65/x
  3. Step 3: Cross multiply
    30,043,837.50x = 45,059,450.48 × 8,473,394.65
  4. Step 4: Simplify right side
    30,043,837.50x = 381,806,506,650,355.44
  5. Step 5: Solve for x
    x = 381,806,506,650,355.44/30,043,837.50
  6. Step 6: Final answer
    x = 12,708,313.53

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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.