Home / 61,968,578.36-92,949,503.70-18,834,418.74

Finding the Fourth Proportional to 61,968,578.36, 92,949,503.70 and 18,834,418.74

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Solution

The fourth proportional to 61,968,578.36, 92,949,503.70 and 18,834,418.74 is: 28,250,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,968,578.36 : 92,949,503.70 = 18,834,418.74 : x
  2. Step 2: Convert to fraction form
    61,968,578.36/92,949,503.70 = 18,834,418.74/x
  3. Step 3: Cross multiply
    61,968,578.36x = 92,949,503.70 × 18,834,418.74
  4. Step 4: Simplify right side
    61,968,578.36x = 1,750,649,874,360,979.25
  5. Step 5: Solve for x
    x = 1,750,649,874,360,979.25/61,968,578.36
  6. Step 6: Final answer
    x = 28,250,605.72

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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.