Home / 12,080,870.98-16,671,604.67-6,648,362.98

Finding the Fourth Proportional to 12,080,870.98, 16,671,604.67 and 6,648,362.98

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Solution

The fourth proportional to 12,080,870.98, 16,671,604.67 and 6,648,362.98 is: 9,174,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,870.98 : 16,671,604.67 = 6,648,362.98 : x
  2. Step 2: Convert to fraction form
    12,080,870.98/16,671,604.67 = 6,648,362.98/x
  3. Step 3: Cross multiply
    12,080,870.98x = 16,671,604.67 × 6,648,362.98
  4. Step 4: Simplify right side
    12,080,870.98x = 110,838,879,330,281.22
  5. Step 5: Solve for x
    x = 110,838,879,330,281.22/12,080,870.98
  6. Step 6: Final answer
    x = 9,174,742.41

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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.