Home / 5,775,107.70-8,662,661.55-5,509,387.20

Finding the Fourth Proportional to 5,775,107.70, 8,662,661.55 and 5,509,387.20

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Solution

The fourth proportional to 5,775,107.70, 8,662,661.55 and 5,509,387.20 is: 8,264,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775,107.70 : 8,662,661.55 = 5,509,387.20 : x
  2. Step 2: Convert to fraction form
    5,775,107.70/8,662,661.55 = 5,509,387.20/x
  3. Step 3: Cross multiply
    5,775,107.70x = 8,662,661.55 × 5,509,387.20
  4. Step 4: Simplify right side
    5,775,107.70x = 47,725,956,661,502.16
  5. Step 5: Solve for x
    x = 47,725,956,661,502.16/5,775,107.70
  6. Step 6: Final answer
    x = 8,264,080.80

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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.