Home / 7,243,529.60-10,866,606.60-3,640,228.40

Finding the Fourth Proportional to 7,243,529.60, 10,866,606.60 and 3,640,228.40

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Solution

The fourth proportional to 7,243,529.60, 10,866,606.60 and 3,640,228.40 is: 5,461,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,529.60 : 10,866,606.60 = 3,640,228.40 : x
  2. Step 2: Convert to fraction form
    7,243,529.60/10,866,606.60 = 3,640,228.40/x
  3. Step 3: Cross multiply
    7,243,529.60x = 10,866,606.60 × 3,640,228.40
  4. Step 4: Simplify right side
    7,243,529.60x = 39,556,929,956,947.44
  5. Step 5: Solve for x
    x = 39,556,929,956,947.44/7,243,529.60
  6. Step 6: Final answer
    x = 5,461,002.04

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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.