Home / 12,385,616.60-18,578,424.90-4,295,903.60

Finding the Fourth Proportional to 12,385,616.60, 18,578,424.90 and 4,295,903.60

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Solution

The fourth proportional to 12,385,616.60, 18,578,424.90 and 4,295,903.60 is: 6,443,855.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,385,616.60 : 18,578,424.90 = 4,295,903.60 : x
  2. Step 2: Convert to fraction form
    12,385,616.60/18,578,424.90 = 4,295,903.60/x
  3. Step 3: Cross multiply
    12,385,616.60x = 18,578,424.90 × 4,295,903.60
  4. Step 4: Simplify right side
    12,385,616.60x = 79,811,122,410,239.62
  5. Step 5: Solve for x
    x = 79,811,122,410,239.62/12,385,616.60
  6. Step 6: Final answer
    x = 6,443,855.40

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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.