Home / 35,147,561.40-52,729,291.89-18,973,165.50

Finding the Fourth Proportional to 35,147,561.40, 52,729,291.89 and 18,973,165.50

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Solution

The fourth proportional to 35,147,561.40, 52,729,291.89 and 18,973,165.50 is: 28,464,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147,561.40 : 52,729,291.89 = 18,973,165.50 : x
  2. Step 2: Convert to fraction form
    35,147,561.40/52,729,291.89 = 18,973,165.50/x
  3. Step 3: Cross multiply
    35,147,561.40x = 52,729,291.89 × 18,973,165.50
  4. Step 4: Simplify right side
    35,147,561.40x = 1,000,441,581,726,777.75
  5. Step 5: Solve for x
    x = 1,000,441,581,726,777.75/35,147,561.40
  6. Step 6: Final answer
    x = 28,464,039.66

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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.