Home / 30,802,437.52-42,509,724.58-17,571,905.74

Finding the Fourth Proportional to 30,802,437.52, 42,509,724.58 and 17,571,905.74

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Solution

The fourth proportional to 30,802,437.52, 42,509,724.58 and 17,571,905.74 is: 24,250,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,437.52 : 42,509,724.58 = 17,571,905.74 : x
  2. Step 2: Convert to fraction form
    30,802,437.52/42,509,724.58 = 17,571,905.74/x
  3. Step 3: Cross multiply
    30,802,437.52x = 42,509,724.58 × 17,571,905.74
  4. Step 4: Simplify right side
    30,802,437.52x = 746,976,873,353,121
  5. Step 5: Solve for x
    x = 746,976,873,353,121/30,802,437.52
  6. Step 6: Final answer
    x = 24,250,576.69

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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.