Home / 42,499,869.40-63,643,515.90-33,996,813.40

Finding the Fourth Proportional to 42,499,869.40, 63,643,515.90 and 33,996,813.40

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Solution

The fourth proportional to 42,499,869.40, 63,643,515.90 and 33,996,813.40 is: 50,910,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,499,869.40 : 63,643,515.90 = 33,996,813.40 : x
  2. Step 2: Convert to fraction form
    42,499,869.40/63,643,515.90 = 33,996,813.40/x
  3. Step 3: Cross multiply
    42,499,869.40x = 63,643,515.90 × 33,996,813.40
  4. Step 4: Simplify right side
    42,499,869.40x = 2,163,676,734,172,233
  5. Step 5: Solve for x
    x = 2,163,676,734,172,233/42,499,869.40
  6. Step 6: Final answer
    x = 50,910,197.25

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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.