Home / 59,553,007.80-89,329,511.70-21,215,772.60

Finding the Fourth Proportional to 59,553,007.80, 89,329,511.70 and 21,215,772.60

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Solution

The fourth proportional to 59,553,007.80, 89,329,511.70 and 21,215,772.60 is: 31,823,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,553,007.80 : 89,329,511.70 = 21,215,772.60 : x
  2. Step 2: Convert to fraction form
    59,553,007.80/89,329,511.70 = 21,215,772.60/x
  3. Step 3: Cross multiply
    59,553,007.80x = 89,329,511.70 × 21,215,772.60
  4. Step 4: Simplify right side
    59,553,007.80x = 1,895,194,606,696,239.50
  5. Step 5: Solve for x
    x = 1,895,194,606,696,239.50/59,553,007.80
  6. Step 6: Final answer
    x = 31,823,658.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.