Home / 18,487,442.32-25,511,903.96-10,114,771.01

Finding the Fourth Proportional to 18,487,442.32, 25,511,903.96 and 10,114,771.01

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Solution

The fourth proportional to 18,487,442.32, 25,511,903.96 and 10,114,771.01 is: 13,957,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487,442.32 : 25,511,903.96 = 10,114,771.01 : x
  2. Step 2: Convert to fraction form
    18,487,442.32/25,511,903.96 = 10,114,771.01/x
  3. Step 3: Cross multiply
    18,487,442.32x = 25,511,903.96 × 10,114,771.01
  4. Step 4: Simplify right side
    18,487,442.32x = 258,047,066,406,378.81
  5. Step 5: Solve for x
    x = 258,047,066,406,378.81/18,487,442.32
  6. Step 6: Final answer
    x = 13,957,964.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.