Home / 28,870,681.44-43,315,690.32-9,440,803.20

Finding the Fourth Proportional to 28,870,681.44, 43,315,690.32 and 9,440,803.20

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Solution

The fourth proportional to 28,870,681.44, 43,315,690.32 and 9,440,803.20 is: 14,164,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,870,681.44 : 43,315,690.32 = 9,440,803.20 : x
  2. Step 2: Convert to fraction form
    28,870,681.44/43,315,690.32 = 9,440,803.20/x
  3. Step 3: Cross multiply
    28,870,681.44x = 43,315,690.32 × 9,440,803.20
  4. Step 4: Simplify right side
    28,870,681.44x = 408,934,907,783,265
  5. Step 5: Solve for x
    x = 408,934,907,783,265/28,870,681.44
  6. Step 6: Final answer
    x = 14,164,366.32

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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.