Home / 13,605,864.88-20,409,881.10-4,507,594.96

Finding the Fourth Proportional to 13,605,864.88, 20,409,881.10 and 4,507,594.96

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Solution

The fourth proportional to 13,605,864.88, 20,409,881.10 and 4,507,594.96 is: 6,761,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,864.88 : 20,409,881.10 = 4,507,594.96 : x
  2. Step 2: Convert to fraction form
    13,605,864.88/20,409,881.10 = 4,507,594.96/x
  3. Step 3: Cross multiply
    13,605,864.88x = 20,409,881.10 × 4,507,594.96
  4. Step 4: Simplify right side
    13,605,864.88x = 91,999,477,180,559.27
  5. Step 5: Solve for x
    x = 91,999,477,180,559.27/13,605,864.88
  6. Step 6: Final answer
    x = 6,761,751.49

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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.