Home / 45,362,005.20-68,043,007.80-15,069,868.20

Finding the Fourth Proportional to 45,362,005.20, 68,043,007.80 and 15,069,868.20

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Solution

The fourth proportional to 45,362,005.20, 68,043,007.80 and 15,069,868.20 is: 22,604,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,362,005.20 : 68,043,007.80 = 15,069,868.20 : x
  2. Step 2: Convert to fraction form
    45,362,005.20/68,043,007.80 = 15,069,868.20/x
  3. Step 3: Cross multiply
    45,362,005.20x = 68,043,007.80 × 15,069,868.20
  4. Step 4: Simplify right side
    45,362,005.20x = 1,025,399,159,477,571.88
  5. Step 5: Solve for x
    x = 1,025,399,159,477,571.88/45,362,005.20
  6. Step 6: Final answer
    x = 22,604,802.30

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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.