Home / 18,326,907.48-25,291,191.42-10,178,145.48

Finding the Fourth Proportional to 18,326,907.48, 25,291,191.42 and 10,178,145.48

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Solution

The fourth proportional to 18,326,907.48, 25,291,191.42 and 10,178,145.48 is: 14,045,873.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,907.48 : 25,291,191.42 = 10,178,145.48 : x
  2. Step 2: Convert to fraction form
    18,326,907.48/25,291,191.42 = 10,178,145.48/x
  3. Step 3: Cross multiply
    18,326,907.48x = 25,291,191.42 × 10,178,145.48
  4. Step 4: Simplify right side
    18,326,907.48x = 257,417,425,635,287.81
  5. Step 5: Solve for x
    x = 257,417,425,635,287.81/18,326,907.48
  6. Step 6: Final answer
    x = 14,045,873.58

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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.