Home / 18,654,030.42-25,742,615.28-10,815,066.06

Finding the Fourth Proportional to 18,654,030.42, 25,742,615.28 and 10,815,066.06

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Solution

The fourth proportional to 18,654,030.42, 25,742,615.28 and 10,815,066.06 is: 14,924,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,030.42 : 25,742,615.28 = 10,815,066.06 : x
  2. Step 2: Convert to fraction form
    18,654,030.42/25,742,615.28 = 10,815,066.06/x
  3. Step 3: Cross multiply
    18,654,030.42x = 25,742,615.28 × 10,815,066.06
  4. Step 4: Simplify right side
    18,654,030.42x = 278,408,084,810,365.44
  5. Step 5: Solve for x
    x = 278,408,084,810,365.44/18,654,030.42
  6. Step 6: Final answer
    x = 14,924,822.06

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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.