Home / 13,032,021.60-19,548,032.40-8,260,862.40

Finding the Fourth Proportional to 13,032,021.60, 19,548,032.40 and 8,260,862.40

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Solution

The fourth proportional to 13,032,021.60, 19,548,032.40 and 8,260,862.40 is: 12,391,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032,021.60 : 19,548,032.40 = 8,260,862.40 : x
  2. Step 2: Convert to fraction form
    13,032,021.60/19,548,032.40 = 8,260,862.40/x
  3. Step 3: Cross multiply
    13,032,021.60x = 19,548,032.40 × 8,260,862.40
  4. Step 4: Simplify right side
    13,032,021.60x = 161,483,605,847,141.75
  5. Step 5: Solve for x
    x = 161,483,605,847,141.75/13,032,021.60
  6. Step 6: Final answer
    x = 12,391,293.60

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Similar ratio
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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.