Home / 13,184,212.80-19,776,319.20-9,357,837.60

Finding the Fourth Proportional to 13,184,212.80, 19,776,319.20 and 9,357,837.60

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Solution

The fourth proportional to 13,184,212.80, 19,776,319.20 and 9,357,837.60 is: 14,036,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,212.80 : 19,776,319.20 = 9,357,837.60 : x
  2. Step 2: Convert to fraction form
    13,184,212.80/19,776,319.20 = 9,357,837.60/x
  3. Step 3: Cross multiply
    13,184,212.80x = 19,776,319.20 × 9,357,837.60
  4. Step 4: Simplify right side
    13,184,212.80x = 185,063,583,399,361.91
  5. Step 5: Solve for x
    x = 185,063,583,399,361.91/13,184,212.80
  6. Step 6: Final answer
    x = 14,036,756.40

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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.