Home / 13,784,308.16-19,028,232.90-9,813,142.92

Finding the Fourth Proportional to 13,784,308.16, 19,028,232.90 and 9,813,142.92

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Solution

The fourth proportional to 13,784,308.16, 19,028,232.90 and 9,813,142.92 is: 13,546,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,308.16 : 19,028,232.90 = 9,813,142.92 : x
  2. Step 2: Convert to fraction form
    13,784,308.16/19,028,232.90 = 9,813,142.92/x
  3. Step 3: Cross multiply
    13,784,308.16x = 19,028,232.90 × 9,813,142.92
  4. Step 4: Simplify right side
    13,784,308.16x = 186,726,768,962,746.06
  5. Step 5: Solve for x
    x = 186,726,768,962,746.06/13,784,308.16
  6. Step 6: Final answer
    x = 13,546,328.68

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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.