Home / 30,324,230.31-45,470,161.76-15,736,461.65

Finding the Fourth Proportional to 30,324,230.31, 45,470,161.76 and 15,736,461.65

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Solution

The fourth proportional to 30,324,230.31, 45,470,161.76 and 15,736,461.65 is: 23,596,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324,230.31 : 45,470,161.76 = 15,736,461.65 : x
  2. Step 2: Convert to fraction form
    30,324,230.31/45,470,161.76 = 15,736,461.65/x
  3. Step 3: Cross multiply
    30,324,230.31x = 45,470,161.76 × 15,736,461.65
  4. Step 4: Simplify right side
    30,324,230.31x = 715,539,456,449,503.38
  5. Step 5: Solve for x
    x = 715,539,456,449,503.38/30,324,230.31
  6. Step 6: Final answer
    x = 23,596,294.09

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1.5x scale

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.