Home / 21,842,318.40-32,763,477.60-9,711,758.40

Finding the Fourth Proportional to 21,842,318.40, 32,763,477.60 and 9,711,758.40

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Solution

The fourth proportional to 21,842,318.40, 32,763,477.60 and 9,711,758.40 is: 14,567,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,318.40 : 32,763,477.60 = 9,711,758.40 : x
  2. Step 2: Convert to fraction form
    21,842,318.40/32,763,477.60 = 9,711,758.40/x
  3. Step 3: Cross multiply
    21,842,318.40x = 32,763,477.60 × 9,711,758.40
  4. Step 4: Simplify right side
    21,842,318.40x = 318,190,978,795,011.88
  5. Step 5: Solve for x
    x = 318,190,978,795,011.88/21,842,318.40
  6. Step 6: Final answer
    x = 14,567,637.60

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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.