Home / 38,618,784.40-57,928,176.60-25,181,856.40

Finding the Fourth Proportional to 38,618,784.40, 57,928,176.60 and 25,181,856.40

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Solution

The fourth proportional to 38,618,784.40, 57,928,176.60 and 25,181,856.40 is: 37,772,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,618,784.40 : 57,928,176.60 = 25,181,856.40 : x
  2. Step 2: Convert to fraction form
    38,618,784.40/57,928,176.60 = 25,181,856.40/x
  3. Step 3: Cross multiply
    38,618,784.40x = 57,928,176.60 × 25,181,856.40
  4. Step 4: Simplify right side
    38,618,784.40x = 1,458,739,024,655,040.25
  5. Step 5: Solve for x
    x = 1,458,739,024,655,040.25/38,618,784.40
  6. Step 6: Final answer
    x = 37,772,784.60

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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.