Home / 8,804,674.80-13,210,948.80-3,128,972.40

Finding the Fourth Proportional to 8,804,674.80, 13,210,948.80 and 3,128,972.40

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Solution

The fourth proportional to 8,804,674.80, 13,210,948.80 and 3,128,972.40 is: 4,694,857.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804,674.80 : 13,210,948.80 = 3,128,972.40 : x
  2. Step 2: Convert to fraction form
    8,804,674.80/13,210,948.80 = 3,128,972.40/x
  3. Step 3: Cross multiply
    8,804,674.80x = 13,210,948.80 × 3,128,972.40
  4. Step 4: Simplify right side
    8,804,674.80x = 41,336,694,173,013.12
  5. Step 5: Solve for x
    x = 41,336,694,173,013.12/8,804,674.80
  6. Step 6: Final answer
    x = 4,694,857.57

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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.