Home / 9,178,817.65-13,778,833.43-4,927,289.65

Finding the Fourth Proportional to 9,178,817.65, 13,778,833.43 and 4,927,289.65

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Solution

The fourth proportional to 9,178,817.65, 13,778,833.43 and 4,927,289.65 is: 7,396,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,817.65 : 13,778,833.43 = 4,927,289.65 : x
  2. Step 2: Convert to fraction form
    9,178,817.65/13,778,833.43 = 4,927,289.65/x
  3. Step 3: Cross multiply
    9,178,817.65x = 13,778,833.43 × 4,927,289.65
  4. Step 4: Simplify right side
    9,178,817.65x = 67,892,303,348,713
  5. Step 5: Solve for x
    x = 67,892,303,348,713/9,178,817.65
  6. Step 6: Final answer
    x = 7,396,628.40

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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.