Home / 6,362,145-8,779,692.06-3,783,769.20

Finding the Fourth Proportional to 6,362,145, 8,779,692.06 and 3,783,769.20

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Solution

The fourth proportional to 6,362,145, 8,779,692.06 and 3,783,769.20 is: 5,221,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362,145 : 8,779,692.06 = 3,783,769.20 : x
  2. Step 2: Convert to fraction form
    6,362,145/8,779,692.06 = 3,783,769.20/x
  3. Step 3: Cross multiply
    6,362,145x = 8,779,692.06 × 3,783,769.20
  4. Step 4: Simplify right side
    6,362,145x = 33,220,328,402,112.55
  5. Step 5: Solve for x
    x = 33,220,328,402,112.55/6,362,145
  6. Step 6: Final answer
    x = 5,221,561.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.