Home / 42,539,194.20-63,840,284.10-16,998,533.40

Finding the Fourth Proportional to 42,539,194.20, 63,840,284.10 and 16,998,533.40

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Solution

The fourth proportional to 42,539,194.20, 63,840,284.10 and 16,998,533.40 is: 25,510,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,539,194.20 : 63,840,284.10 = 16,998,533.40 : x
  2. Step 2: Convert to fraction form
    42,539,194.20/63,840,284.10 = 16,998,533.40/x
  3. Step 3: Cross multiply
    42,539,194.20x = 63,840,284.10 × 16,998,533.40
  4. Step 4: Simplify right side
    42,539,194.20x = 1,085,191,201,539,338.88
  5. Step 5: Solve for x
    x = 1,085,191,201,539,338.88/42,539,194.20
  6. Step 6: Final answer
    x = 25,510,384.53

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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.