Home / 14,267,276.38-21,396,419.06-4,680,420.94

Finding the Fourth Proportional to 14,267,276.38, 21,396,419.06 and 4,680,420.94

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Solution

The fourth proportional to 14,267,276.38, 21,396,419.06 and 4,680,420.94 is: 7,019,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267,276.38 : 21,396,419.06 = 4,680,420.94 : x
  2. Step 2: Convert to fraction form
    14,267,276.38/21,396,419.06 = 4,680,420.94/x
  3. Step 3: Cross multiply
    14,267,276.38x = 21,396,419.06 × 4,680,420.94
  4. Step 4: Simplify right side
    14,267,276.38x = 100,144,247,679,054.91
  5. Step 5: Solve for x
    x = 100,144,247,679,054.91/14,267,276.38
  6. Step 6: Final answer
    x = 7,019,156.64

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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.