Home / 38,246,749.61-52,779,173.87-20,842,739.69

Finding the Fourth Proportional to 38,246,749.61, 52,779,173.87 and 20,842,739.69

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Solution

The fourth proportional to 38,246,749.61, 52,779,173.87 and 20,842,739.69 is: 28,762,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246,749.61 : 52,779,173.87 = 20,842,739.69 : x
  2. Step 2: Convert to fraction form
    38,246,749.61/52,779,173.87 = 20,842,739.69/x
  3. Step 3: Cross multiply
    38,246,749.61x = 52,779,173.87 × 20,842,739.69
  4. Step 4: Simplify right side
    38,246,749.61x = 1,100,062,581,813,870.88
  5. Step 5: Solve for x
    x = 1,100,062,581,813,870.88/38,246,749.61
  6. Step 6: Final answer
    x = 28,762,250.21

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