Home / 55,173,209.52-76,141,391.40-30,726,923.52

Finding the Fourth Proportional to 55,173,209.52, 76,141,391.40 and 30,726,923.52

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Solution

The fourth proportional to 55,173,209.52, 76,141,391.40 and 30,726,923.52 is: 42,404,470.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,173,209.52 : 76,141,391.40 = 30,726,923.52 : x
  2. Step 2: Convert to fraction form
    55,173,209.52/76,141,391.40 = 30,726,923.52/x
  3. Step 3: Cross multiply
    55,173,209.52x = 76,141,391.40 × 30,726,923.52
  4. Step 4: Simplify right side
    55,173,209.52x = 2,339,590,710,254,186
  5. Step 5: Solve for x
    x = 2,339,590,710,254,186/55,173,209.52
  6. Step 6: Final answer
    x = 42,404,470.04

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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.