Home / 60,318,005.20-90,477,007.80-43,311,893.20

Finding the Fourth Proportional to 60,318,005.20, 90,477,007.80 and 43,311,893.20

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Solution

The fourth proportional to 60,318,005.20, 90,477,007.80 and 43,311,893.20 is: 64,967,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,318,005.20 : 90,477,007.80 = 43,311,893.20 : x
  2. Step 2: Convert to fraction form
    60,318,005.20/90,477,007.80 = 43,311,893.20/x
  3. Step 3: Cross multiply
    60,318,005.20x = 90,477,007.80 × 43,311,893.20
  4. Step 4: Simplify right side
    60,318,005.20x = 3,918,730,498,889,167
  5. Step 5: Solve for x
    x = 3,918,730,498,889,167/60,318,005.20
  6. Step 6: Final answer
    x = 64,967,839.80

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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.