Home / 6,457,255.48-8,911,012.14-3,742,576.12

Finding the Fourth Proportional to 6,457,255.48, 8,911,012.14 and 3,742,576.12

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Solution

The fourth proportional to 6,457,255.48, 8,911,012.14 and 3,742,576.12 is: 5,164,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,255.48 : 8,911,012.14 = 3,742,576.12 : x
  2. Step 2: Convert to fraction form
    6,457,255.48/8,911,012.14 = 3,742,576.12/x
  3. Step 3: Cross multiply
    6,457,255.48x = 8,911,012.14 × 3,742,576.12
  4. Step 4: Simplify right side
    6,457,255.48x = 33,350,141,240,194.10
  5. Step 5: Solve for x
    x = 33,350,141,240,194.10/6,457,255.48
  6. Step 6: Final answer
    x = 5,164,754.80

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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.