Home / 6,128,730.57-8,457,022.29-3,773,554.32

Finding the Fourth Proportional to 6,128,730.57, 8,457,022.29 and 3,773,554.32

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Solution

The fourth proportional to 6,128,730.57, 8,457,022.29 and 3,773,554.32 is: 5,207,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,730.57 : 8,457,022.29 = 3,773,554.32 : x
  2. Step 2: Convert to fraction form
    6,128,730.57/8,457,022.29 = 3,773,554.32/x
  3. Step 3: Cross multiply
    6,128,730.57x = 8,457,022.29 × 3,773,554.32
  4. Step 4: Simplify right side
    6,128,730.57x = 31,913,032,996,765.79
  5. Step 5: Solve for x
    x = 31,913,032,996,765.79/6,128,730.57
  6. Step 6: Final answer
    x = 5,207,119.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.