Home / 12,080,870.73-16,671,604.32-6,648,362.73

Finding the Fourth Proportional to 12,080,870.73, 16,671,604.32 and 6,648,362.73

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Solution

The fourth proportional to 12,080,870.73, 16,671,604.32 and 6,648,362.73 is: 9,174,742.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,870.73 : 16,671,604.32 = 6,648,362.73 : x
  2. Step 2: Convert to fraction form
    12,080,870.73/16,671,604.32 = 6,648,362.73/x
  3. Step 3: Cross multiply
    12,080,870.73x = 16,671,604.32 × 6,648,362.73
  4. Step 4: Simplify right side
    12,080,870.73x = 110,838,872,875,979.08
  5. Step 5: Solve for x
    x = 110,838,872,875,979.08/12,080,870.73
  6. Step 6: Final answer
    x = 9,174,742.06

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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.