Home / 46,656,237.90-69,984,356.85-21,098,081.10

Finding the Fourth Proportional to 46,656,237.90, 69,984,356.85 and 21,098,081.10

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Solution

The fourth proportional to 46,656,237.90, 69,984,356.85 and 21,098,081.10 is: 31,647,121.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,237.90 : 69,984,356.85 = 21,098,081.10 : x
  2. Step 2: Convert to fraction form
    46,656,237.90/69,984,356.85 = 21,098,081.10/x
  3. Step 3: Cross multiply
    46,656,237.90x = 69,984,356.85 × 21,098,081.10
  4. Step 4: Simplify right side
    46,656,237.90x = 1,476,535,636,552,640.50
  5. Step 5: Solve for x
    x = 1,476,535,636,552,640.50/46,656,237.90
  6. Step 6: Final answer
    x = 31,647,121.65

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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.