Home / 4,765,277.80-7,147,916.70-2,871,044.20

Finding the Fourth Proportional to 4,765,277.80, 7,147,916.70 and 2,871,044.20

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Solution

The fourth proportional to 4,765,277.80, 7,147,916.70 and 2,871,044.20 is: 4,306,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765,277.80 : 7,147,916.70 = 2,871,044.20 : x
  2. Step 2: Convert to fraction form
    4,765,277.80/7,147,916.70 = 2,871,044.20/x
  3. Step 3: Cross multiply
    4,765,277.80x = 7,147,916.70 × 2,871,044.20
  4. Step 4: Simplify right side
    4,765,277.80x = 20,521,984,783,618.14
  5. Step 5: Solve for x
    x = 20,521,984,783,618.14/4,765,277.80
  6. Step 6: Final answer
    x = 4,306,566.30

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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.