Home / 25,380,551.75-35,025,587.31-13,778,115.19

Finding the Fourth Proportional to 25,380,551.75, 35,025,587.31 and 13,778,115.19

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Solution

The fourth proportional to 25,380,551.75, 35,025,587.31 and 13,778,115.19 is: 19,014,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380,551.75 : 35,025,587.31 = 13,778,115.19 : x
  2. Step 2: Convert to fraction form
    25,380,551.75/35,025,587.31 = 13,778,115.19/x
  3. Step 3: Cross multiply
    25,380,551.75x = 35,025,587.31 × 13,778,115.19
  4. Step 4: Simplify right side
    25,380,551.75x = 482,586,576,441,184.25
  5. Step 5: Solve for x
    x = 482,586,576,441,184.25/25,380,551.75
  6. Step 6: Final answer
    x = 19,014,030.16

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Double scale
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1.5x scale

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.