Home / 54,924,156.20-75,798,878.49-30,477,870.20

Finding the Fourth Proportional to 54,924,156.20, 75,798,878.49 and 30,477,870.20

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Solution

The fourth proportional to 54,924,156.20, 75,798,878.49 and 30,477,870.20 is: 42,061,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924,156.20 : 75,798,878.49 = 30,477,870.20 : x
  2. Step 2: Convert to fraction form
    54,924,156.20/75,798,878.49 = 30,477,870.20/x
  3. Step 3: Cross multiply
    54,924,156.20x = 75,798,878.49 × 30,477,870.20
  4. Step 4: Simplify right side
    54,924,156.20x = 2,310,188,379,544,797.50
  5. Step 5: Solve for x
    x = 2,310,188,379,544,797.50/54,924,156.20
  6. Step 6: Final answer
    x = 42,061,426.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.