Home / 5,538,955.95-8,301,445.09-2,807,189.86

Finding the Fourth Proportional to 5,538,955.95, 8,301,445.09 and 2,807,189.86

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Solution

The fourth proportional to 5,538,955.95, 8,301,445.09 and 2,807,189.86 is: 4,207,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538,955.95 : 8,301,445.09 = 2,807,189.86 : x
  2. Step 2: Convert to fraction form
    5,538,955.95/8,301,445.09 = 2,807,189.86/x
  3. Step 3: Cross multiply
    5,538,955.95x = 8,301,445.09 × 2,807,189.86
  4. Step 4: Simplify right side
    5,538,955.95x = 23,303,732,479,994.79
  5. Step 5: Solve for x
    x = 23,303,732,479,994.79/5,538,955.95
  6. Step 6: Final answer
    x = 4,207,242.79

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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.