Home / 55,053,456-75,861,730.08-42,587,828.16

Finding the Fourth Proportional to 55,053,456, 75,861,730.08 and 42,587,828.16

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Solution

The fourth proportional to 55,053,456, 75,861,730.08 and 42,587,828.16 is: 58,684,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053,456 : 75,861,730.08 = 42,587,828.16 : x
  2. Step 2: Convert to fraction form
    55,053,456/75,861,730.08 = 42,587,828.16/x
  3. Step 3: Cross multiply
    55,053,456x = 75,861,730.08 × 42,587,828.16
  4. Step 4: Simplify right side
    55,053,456x = 3,230,786,324,567,342.50
  5. Step 5: Solve for x
    x = 3,230,786,324,567,342.50/55,053,456
  6. Step 6: Final answer
    x = 58,684,532.44

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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.