Home / 14,238,847.80-21,353,022.90-7,047,991.80

Finding the Fourth Proportional to 14,238,847.80, 21,353,022.90 and 7,047,991.80

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Solution

The fourth proportional to 14,238,847.80, 21,353,022.90 and 7,047,991.80 is: 10,569,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,847.80 : 21,353,022.90 = 7,047,991.80 : x
  2. Step 2: Convert to fraction form
    14,238,847.80/21,353,022.90 = 7,047,991.80/x
  3. Step 3: Cross multiply
    14,238,847.80x = 21,353,022.90 × 7,047,991.80
  4. Step 4: Simplify right side
    14,238,847.80x = 150,495,930,304,412.22
  5. Step 5: Solve for x
    x = 150,495,930,304,412.22/14,238,847.80
  6. Step 6: Final answer
    x = 10,569,389.63

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1.5x scale

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.