Home / 42,499,870.40-63,643,517.40-33,996,814.40

Finding the Fourth Proportional to 42,499,870.40, 63,643,517.40 and 33,996,814.40

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Solution

The fourth proportional to 42,499,870.40, 63,643,517.40 and 33,996,814.40 is: 50,910,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,499,870.40 : 63,643,517.40 = 33,996,814.40 : x
  2. Step 2: Convert to fraction form
    42,499,870.40/63,643,517.40 = 33,996,814.40/x
  3. Step 3: Cross multiply
    42,499,870.40x = 63,643,517.40 × 33,996,814.40
  4. Step 4: Simplify right side
    42,499,870.40x = 2,163,676,848,810,970.50
  5. Step 5: Solve for x
    x = 2,163,676,848,810,970.50/42,499,870.40
  6. Step 6: Final answer
    x = 50,910,198.75

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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.