Home / 5,430,189.24-7,493,224.14-3,138,498.36

Finding the Fourth Proportional to 5,430,189.24, 7,493,224.14 and 3,138,498.36

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Solution

The fourth proportional to 5,430,189.24, 7,493,224.14 and 3,138,498.36 is: 4,330,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,189.24 : 7,493,224.14 = 3,138,498.36 : x
  2. Step 2: Convert to fraction form
    5,430,189.24/7,493,224.14 = 3,138,498.36/x
  3. Step 3: Cross multiply
    5,430,189.24x = 7,493,224.14 × 3,138,498.36
  4. Step 4: Simplify right side
    5,430,189.24x = 23,517,471,674,502.41
  5. Step 5: Solve for x
    x = 23,517,471,674,502.41/5,430,189.24
  6. Step 6: Final answer
    x = 4,330,875.16

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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.