Home / 6,640,012.60-9,960,018.90-4,585,107.40

Finding the Fourth Proportional to 6,640,012.60, 9,960,018.90 and 4,585,107.40

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Solution

The fourth proportional to 6,640,012.60, 9,960,018.90 and 4,585,107.40 is: 6,877,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,012.60 : 9,960,018.90 = 4,585,107.40 : x
  2. Step 2: Convert to fraction form
    6,640,012.60/9,960,018.90 = 4,585,107.40/x
  3. Step 3: Cross multiply
    6,640,012.60x = 9,960,018.90 × 4,585,107.40
  4. Step 4: Simplify right side
    6,640,012.60x = 45,667,756,362,529.87
  5. Step 5: Solve for x
    x = 45,667,756,362,529.87/6,640,012.60
  6. Step 6: Final answer
    x = 6,877,661.10

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1.5x scale

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.