Home / 59,557,639.80-89,336,459.70-19,168,123.80

Finding the Fourth Proportional to 59,557,639.80, 89,336,459.70 and 19,168,123.80

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Solution

The fourth proportional to 59,557,639.80, 89,336,459.70 and 19,168,123.80 is: 28,752,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,557,639.80 : 89,336,459.70 = 19,168,123.80 : x
  2. Step 2: Convert to fraction form
    59,557,639.80/89,336,459.70 = 19,168,123.80/x
  3. Step 3: Cross multiply
    59,557,639.80x = 89,336,459.70 × 19,168,123.80
  4. Step 4: Simplify right side
    59,557,639.80x = 1,712,412,319,383,311
  5. Step 5: Solve for x
    x = 1,712,412,319,383,311/59,557,639.80
  6. Step 6: Final answer
    x = 28,752,185.70

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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.