Home / 42,563,764.20-63,853,940.70-17,000,423.40

Finding the Fourth Proportional to 42,563,764.20, 63,853,940.70 and 17,000,423.40

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Solution

The fourth proportional to 42,563,764.20, 63,853,940.70 and 17,000,423.40 is: 25,503,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,563,764.20 : 63,853,940.70 = 17,000,423.40 : x
  2. Step 2: Convert to fraction form
    42,563,764.20/63,853,940.70 = 17,000,423.40/x
  3. Step 3: Cross multiply
    42,563,764.20x = 63,853,940.70 × 17,000,423.40
  4. Step 4: Simplify right side
    42,563,764.20x = 1,085,544,027,658,492.38
  5. Step 5: Solve for x
    x = 1,085,544,027,658,492.38/42,563,764.20
  6. Step 6: Final answer
    x = 25,503,947.97

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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.