Home / 45,607,325.80-68,315,603.10-21,366,941.80

Finding the Fourth Proportional to 45,607,325.80, 68,315,603.10 and 21,366,941.80

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Solution

The fourth proportional to 45,607,325.80, 68,315,603.10 and 21,366,941.80 is: 32,005,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,607,325.80 : 68,315,603.10 = 21,366,941.80 : x
  2. Step 2: Convert to fraction form
    45,607,325.80/68,315,603.10 = 21,366,941.80/x
  3. Step 3: Cross multiply
    45,607,325.80x = 68,315,603.10 × 21,366,941.80
  4. Step 4: Simplify right side
    45,607,325.80x = 1,459,695,515,469,599.50
  5. Step 5: Solve for x
    x = 1,459,695,515,469,599.50/45,607,325.80
  6. Step 6: Final answer
    x = 32,005,724.74

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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.