Home / 21,424,528.96-32,133,246.72-7,047,776.32

Finding the Fourth Proportional to 21,424,528.96, 32,133,246.72 and 7,047,776.32

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Solution

The fourth proportional to 21,424,528.96, 32,133,246.72 and 7,047,776.32 is: 10,570,497.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,424,528.96 : 32,133,246.72 = 7,047,776.32 : x
  2. Step 2: Convert to fraction form
    21,424,528.96/32,133,246.72 = 7,047,776.32/x
  3. Step 3: Cross multiply
    21,424,528.96x = 32,133,246.72 × 7,047,776.32
  4. Step 4: Simplify right side
    21,424,528.96x = 226,467,935,317,933.66
  5. Step 5: Solve for x
    x = 226,467,935,317,933.66/21,424,528.96
  6. Step 6: Final answer
    x = 10,570,497.76

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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.