Home / 6,112,166.40-9,165,916.80-1,850,918.40

Finding the Fourth Proportional to 6,112,166.40, 9,165,916.80 and 1,850,918.40

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Solution

The fourth proportional to 6,112,166.40, 9,165,916.80 and 1,850,918.40 is: 2,775,671.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,166.40 : 9,165,916.80 = 1,850,918.40 : x
  2. Step 2: Convert to fraction form
    6,112,166.40/9,165,916.80 = 1,850,918.40/x
  3. Step 3: Cross multiply
    6,112,166.40x = 9,165,916.80 × 1,850,918.40
  4. Step 4: Simplify right side
    6,112,166.40x = 16,965,364,057,989.12
  5. Step 5: Solve for x
    x = 16,965,364,057,989.12/6,112,166.40
  6. Step 6: Final answer
    x = 2,775,671.17

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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.