Home / 35,511,600.76-53,113,521.04-20,903,706.48

Finding the Fourth Proportional to 35,511,600.76, 53,113,521.04 and 20,903,706.48

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Solution

The fourth proportional to 35,511,600.76, 53,113,521.04 and 20,903,706.48 is: 31,264,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,511,600.76 : 53,113,521.04 = 20,903,706.48 : x
  2. Step 2: Convert to fraction form
    35,511,600.76/53,113,521.04 = 20,903,706.48/x
  3. Step 3: Cross multiply
    35,511,600.76x = 53,113,521.04 × 20,903,706.48
  4. Step 4: Simplify right side
    35,511,600.76x = 1,110,269,453,939,464.38
  5. Step 5: Solve for x
    x = 1,110,269,453,939,464.38/35,511,600.76
  6. Step 6: Final answer
    x = 31,264,979.05

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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.