Home / 38,458,847.20-57,688,270.80-25,637,778.40

Finding the Fourth Proportional to 38,458,847.20, 57,688,270.80 and 25,637,778.40

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Solution

The fourth proportional to 38,458,847.20, 57,688,270.80 and 25,637,778.40 is: 38,456,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,458,847.20 : 57,688,270.80 = 25,637,778.40 : x
  2. Step 2: Convert to fraction form
    38,458,847.20/57,688,270.80 = 25,637,778.40/x
  3. Step 3: Cross multiply
    38,458,847.20x = 57,688,270.80 × 25,637,778.40
  4. Step 4: Simplify right side
    38,458,847.20x = 1,478,999,103,049,590.50
  5. Step 5: Solve for x
    x = 1,478,999,103,049,590.50/38,458,847.20
  6. Step 6: Final answer
    x = 38,456,667.60

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1.5x scale

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.