Home / 6,255,043.71-8,627,509.51-5,740,459.70

Finding the Fourth Proportional to 6,255,043.71, 8,627,509.51 and 5,740,459.70

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Solution

The fourth proportional to 6,255,043.71, 8,627,509.51 and 5,740,459.70 is: 7,917,749.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255,043.71 : 8,627,509.51 = 5,740,459.70 : x
  2. Step 2: Convert to fraction form
    6,255,043.71/8,627,509.51 = 5,740,459.70/x
  3. Step 3: Cross multiply
    6,255,043.71x = 8,627,509.51 × 5,740,459.70
  4. Step 4: Simplify right side
    6,255,043.71x = 49,525,870,652,588.02
  5. Step 5: Solve for x
    x = 49,525,870,652,588.02/6,255,043.71
  6. Step 6: Final answer
    x = 7,917,749.73

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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.