Home / 6,475,605.60-9,713,408.40-5,420,596.80

Finding the Fourth Proportional to 6,475,605.60, 9,713,408.40 and 5,420,596.80

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Solution

The fourth proportional to 6,475,605.60, 9,713,408.40 and 5,420,596.80 is: 8,130,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,605.60 : 9,713,408.40 = 5,420,596.80 : x
  2. Step 2: Convert to fraction form
    6,475,605.60/9,713,408.40 = 5,420,596.80/x
  3. Step 3: Cross multiply
    6,475,605.60x = 9,713,408.40 × 5,420,596.80
  4. Step 4: Simplify right side
    6,475,605.60x = 52,652,470,490,133.12
  5. Step 5: Solve for x
    x = 52,652,470,490,133.12/6,475,605.60
  6. Step 6: Final answer
    x = 8,130,895.20

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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.