Home / 49,565,900.10-74,319,981.21-19,238,333.70

Finding the Fourth Proportional to 49,565,900.10, 74,319,981.21 and 19,238,333.70

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Solution

The fourth proportional to 49,565,900.10, 74,319,981.21 and 19,238,333.70 is: 28,846,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,565,900.10 : 74,319,981.21 = 19,238,333.70 : x
  2. Step 2: Convert to fraction form
    49,565,900.10/74,319,981.21 = 19,238,333.70/x
  3. Step 3: Cross multiply
    49,565,900.10x = 74,319,981.21 × 19,238,333.70
  4. Step 4: Simplify right side
    49,565,900.10x = 1,429,792,599,095,709.50
  5. Step 5: Solve for x
    x = 1,429,792,599,095,709.50/49,565,900.10
  6. Step 6: Final answer
    x = 28,846,295.46

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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.