Home / 6,457,250.48-8,911,005.24-3,742,571.12

Finding the Fourth Proportional to 6,457,250.48, 8,911,005.24 and 3,742,571.12

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Solution

The fourth proportional to 6,457,250.48, 8,911,005.24 and 3,742,571.12 is: 5,164,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,250.48 : 8,911,005.24 = 3,742,571.12 : x
  2. Step 2: Convert to fraction form
    6,457,250.48/8,911,005.24 = 3,742,571.12/x
  3. Step 3: Cross multiply
    6,457,250.48x = 8,911,005.24 × 3,742,571.12
  4. Step 4: Simplify right side
    6,457,250.48x = 33,350,070,861,392.67
  5. Step 5: Solve for x
    x = 33,350,070,861,392.67/6,457,250.48
  6. Step 6: Final answer
    x = 5,164,747.90

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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.