Home / 49,518,013.54-74,632,950.23-42,683,979.04

Finding the Fourth Proportional to 49,518,013.54, 74,632,950.23 and 42,683,979.04

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Solution

The fourth proportional to 49,518,013.54, 74,632,950.23 and 42,683,979.04 is: 64,332,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518,013.54 : 74,632,950.23 = 42,683,979.04 : x
  2. Step 2: Convert to fraction form
    49,518,013.54/74,632,950.23 = 42,683,979.04/x
  3. Step 3: Cross multiply
    49,518,013.54x = 74,632,950.23 × 42,683,979.04
  4. Step 4: Simplify right side
    49,518,013.54x = 3,185,631,283,310,683.50
  5. Step 5: Solve for x
    x = 3,185,631,283,310,683.50/49,518,013.54
  6. Step 6: Final answer
    x = 64,332,776.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.