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Finding the Fourth Proportional to 9,863,712, 14,795,568 and 2,772,000

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Solution

The fourth proportional to 9,863,712, 14,795,568 and 2,772,000 is: 4,158,000

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,863,712 : 14,795,568 = 2,772,000 : x
  2. Step 2: Convert to fraction form
    9,863,712/14,795,568 = 2,772,000/x
  3. Step 3: Cross multiply
    9,863,712x = 14,795,568 × 2,772,000
  4. Step 4: Simplify right side
    9,863,712x = 41,013,314,496,000
  5. Step 5: Solve for x
    x = 41,013,314,496,000/9,863,712
  6. Step 6: Final answer
    x = 4,158,000

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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.