Home / 30,358,130.25-45,536,793.41-7,328,940.67

Finding the Fourth Proportional to 30,358,130.25, 45,536,793.41 and 7,328,940.67

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Solution

The fourth proportional to 30,358,130.25, 45,536,793.41 and 7,328,940.67 is: 10,993,313.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358,130.25 : 45,536,793.41 = 7,328,940.67 : x
  2. Step 2: Convert to fraction form
    30,358,130.25/45,536,793.41 = 7,328,940.67/x
  3. Step 3: Cross multiply
    30,358,130.25x = 45,536,793.41 × 7,328,940.67
  4. Step 4: Simplify right side
    30,358,130.25x = 333,736,457,108,417.38
  5. Step 5: Solve for x
    x = 333,736,457,108,417.38/30,358,130.25
  6. Step 6: Final answer
    x = 10,993,313.96

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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.