Home / 5,601,326.40-8,383,327.20-5,153,428.80

Finding the Fourth Proportional to 5,601,326.40, 8,383,327.20 and 5,153,428.80

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Solution

The fourth proportional to 5,601,326.40, 8,383,327.20 and 5,153,428.80 is: 7,712,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601,326.40 : 8,383,327.20 = 5,153,428.80 : x
  2. Step 2: Convert to fraction form
    5,601,326.40/8,383,327.20 = 5,153,428.80/x
  3. Step 3: Cross multiply
    5,601,326.40x = 8,383,327.20 × 5,153,428.80
  4. Step 4: Simplify right side
    5,601,326.40x = 43,202,879,832,303.36
  5. Step 5: Solve for x
    x = 43,202,879,832,303.36/5,601,326.40
  6. Step 6: Final answer
    x = 7,712,973.10

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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.