Home / 45,607,208.80-68,315,427.60-21,366,824.80

Finding the Fourth Proportional to 45,607,208.80, 68,315,427.60 and 21,366,824.80

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Solution

The fourth proportional to 45,607,208.80, 68,315,427.60 and 21,366,824.80 is: 32,005,549.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,607,208.80 : 68,315,427.60 = 21,366,824.80 : x
  2. Step 2: Convert to fraction form
    45,607,208.80/68,315,427.60 = 21,366,824.80/x
  3. Step 3: Cross multiply
    45,607,208.80x = 68,315,427.60 × 21,366,824.80
  4. Step 4: Simplify right side
    45,607,208.80x = 1,459,683,772,666,284.50
  5. Step 5: Solve for x
    x = 1,459,683,772,666,284.50/45,607,208.80
  6. Step 6: Final answer
    x = 32,005,549.37

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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.