Home / 30,658,751.73-45,969,604.29-12,217,533.71

Finding the Fourth Proportional to 30,658,751.73, 45,969,604.29 and 12,217,533.71

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Solution

The fourth proportional to 30,658,751.73, 45,969,604.29 and 12,217,533.71 is: 18,318,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,658,751.73 : 45,969,604.29 = 12,217,533.71 : x
  2. Step 2: Convert to fraction form
    30,658,751.73/45,969,604.29 = 12,217,533.71/x
  3. Step 3: Cross multiply
    30,658,751.73x = 45,969,604.29 × 12,217,533.71
  4. Step 4: Simplify right side
    30,658,751.73x = 561,635,189,818,587.56
  5. Step 5: Solve for x
    x = 561,635,189,818,587.56/30,658,751.73
  6. Step 6: Final answer
    x = 18,318,919.01

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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.