Home / 5,200,308.40-7,791,131.40-4,453,812.40

Finding the Fourth Proportional to 5,200,308.40, 7,791,131.40 and 4,453,812.40

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Solution

The fourth proportional to 5,200,308.40, 7,791,131.40 and 4,453,812.40 is: 6,672,726.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,308.40 : 7,791,131.40 = 4,453,812.40 : x
  2. Step 2: Convert to fraction form
    5,200,308.40/7,791,131.40 = 4,453,812.40/x
  3. Step 3: Cross multiply
    5,200,308.40x = 7,791,131.40 × 4,453,812.40
  4. Step 4: Simplify right side
    5,200,308.40x = 34,700,237,639,349.36
  5. Step 5: Solve for x
    x = 34,700,237,639,349.36/5,200,308.40
  6. Step 6: Final answer
    x = 6,672,726.88

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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.