Home / 14,389,205.40-21,548,378.70-6,807,313.80

Finding the Fourth Proportional to 14,389,205.40, 21,548,378.70 and 6,807,313.80

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Solution

The fourth proportional to 14,389,205.40, 21,548,378.70 and 6,807,313.80 is: 10,194,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389,205.40 : 21,548,378.70 = 6,807,313.80 : x
  2. Step 2: Convert to fraction form
    14,389,205.40/21,548,378.70 = 6,807,313.80/x
  3. Step 3: Cross multiply
    14,389,205.40x = 21,548,378.70 × 6,807,313.80
  4. Step 4: Simplify right side
    14,389,205.40x = 146,686,575,692,136.06
  5. Step 5: Solve for x
    x = 146,686,575,692,136.06/14,389,205.40
  6. Step 6: Final answer
    x = 10,194,209.59

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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.