Home / 12,354,888.99-18,540,706.01-5,069,665.81

Finding the Fourth Proportional to 12,354,888.99, 18,540,706.01 and 5,069,665.81

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Solution

The fourth proportional to 12,354,888.99, 18,540,706.01 and 5,069,665.81 is: 7,607,934.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,888.99 : 18,540,706.01 = 5,069,665.81 : x
  2. Step 2: Convert to fraction form
    12,354,888.99/18,540,706.01 = 5,069,665.81/x
  3. Step 3: Cross multiply
    12,354,888.99x = 18,540,706.01 × 5,069,665.81
  4. Step 4: Simplify right side
    12,354,888.99x = 93,995,183,352,158.52
  5. Step 5: Solve for x
    x = 93,995,183,352,158.52/12,354,888.99
  6. Step 6: Final answer
    x = 7,607,934.27

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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.