Home / 13,824,027.60-20,736,041.40-12,983,528.40

Finding the Fourth Proportional to 13,824,027.60, 20,736,041.40 and 12,983,528.40

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Solution

The fourth proportional to 13,824,027.60, 20,736,041.40 and 12,983,528.40 is: 19,475,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,027.60 : 20,736,041.40 = 12,983,528.40 : x
  2. Step 2: Convert to fraction form
    13,824,027.60/20,736,041.40 = 12,983,528.40/x
  3. Step 3: Cross multiply
    13,824,027.60x = 20,736,041.40 × 12,983,528.40
  4. Step 4: Simplify right side
    13,824,027.60x = 269,226,982,420,475.75
  5. Step 5: Solve for x
    x = 269,226,982,420,475.75/13,824,027.60
  6. Step 6: Final answer
    x = 19,475,292.60

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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.