Home / 12,180,547.83-18,271,662.44-3,544,719.69

Finding the Fourth Proportional to 12,180,547.83, 18,271,662.44 and 3,544,719.69

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Solution

The fourth proportional to 12,180,547.83, 18,271,662.44 and 3,544,719.69 is: 5,317,324.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,547.83 : 18,271,662.44 = 3,544,719.69 : x
  2. Step 2: Convert to fraction form
    12,180,547.83/18,271,662.44 = 3,544,719.69/x
  3. Step 3: Cross multiply
    12,180,547.83x = 18,271,662.44 × 3,544,719.69
  4. Step 4: Simplify right side
    12,180,547.83x = 64,767,921,602,377.84
  5. Step 5: Solve for x
    x = 64,767,921,602,377.84/12,180,547.83
  6. Step 6: Final answer
    x = 5,317,324.19

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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.