Home / 15,183,822.57-20,953,675.14-8,308,304.64

Finding the Fourth Proportional to 15,183,822.57, 20,953,675.14 and 8,308,304.64

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Solution

The fourth proportional to 15,183,822.57, 20,953,675.14 and 8,308,304.64 is: 11,465,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183,822.57 : 20,953,675.14 = 8,308,304.64 : x
  2. Step 2: Convert to fraction form
    15,183,822.57/20,953,675.14 = 8,308,304.64/x
  3. Step 3: Cross multiply
    15,183,822.57x = 20,953,675.14 × 8,308,304.64
  4. Step 4: Simplify right side
    15,183,822.57x = 174,089,516,390,714.66
  5. Step 5: Solve for x
    x = 174,089,516,390,714.66/15,183,822.57
  6. Step 6: Final answer
    x = 11,465,460.40

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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.