Home / 13,285,475.10-19,928,212.65-4,764,704.40

Finding the Fourth Proportional to 13,285,475.10, 19,928,212.65 and 4,764,704.40

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Solution

The fourth proportional to 13,285,475.10, 19,928,212.65 and 4,764,704.40 is: 7,147,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,475.10 : 19,928,212.65 = 4,764,704.40 : x
  2. Step 2: Convert to fraction form
    13,285,475.10/19,928,212.65 = 4,764,704.40/x
  3. Step 3: Cross multiply
    13,285,475.10x = 19,928,212.65 × 4,764,704.40
  4. Step 4: Simplify right side
    13,285,475.10x = 94,952,042,497,590.66
  5. Step 5: Solve for x
    x = 94,952,042,497,590.66/13,285,475.10
  6. Step 6: Final answer
    x = 7,147,056.60

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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.