Home / 14,154,280.46-21,237,568.71-7,681,928.48

Finding the Fourth Proportional to 14,154,280.46, 21,237,568.71 and 7,681,928.48

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Solution

The fourth proportional to 14,154,280.46, 21,237,568.71 and 7,681,928.48 is: 11,526,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154,280.46 : 21,237,568.71 = 7,681,928.48 : x
  2. Step 2: Convert to fraction form
    14,154,280.46/21,237,568.71 = 7,681,928.48/x
  3. Step 3: Cross multiply
    14,154,280.46x = 21,237,568.71 × 7,681,928.48
  4. Step 4: Simplify right side
    14,154,280.46x = 163,145,483,919,305.88
  5. Step 5: Solve for x
    x = 163,145,483,919,305.88/14,154,280.46
  6. Step 6: Final answer
    x = 11,526,229.42

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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.