Home / 55,407,269.28-76,460,564.88-30,961,184.16

Finding the Fourth Proportional to 55,407,269.28, 76,460,564.88 and 30,961,184.16

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Solution

The fourth proportional to 55,407,269.28, 76,460,564.88 and 30,961,184.16 is: 42,725,614.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,407,269.28 : 76,460,564.88 = 30,961,184.16 : x
  2. Step 2: Convert to fraction form
    55,407,269.28/76,460,564.88 = 30,961,184.16/x
  3. Step 3: Cross multiply
    55,407,269.28x = 76,460,564.88 × 30,961,184.16
  4. Step 4: Simplify right side
    55,407,269.28x = 2,367,309,630,227,308
  5. Step 5: Solve for x
    x = 2,367,309,630,227,308/55,407,269.28
  6. Step 6: Final answer
    x = 42,725,614.54

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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.