Home / 49,788,455.10-74,794,657.05-47,884,890.30

Finding the Fourth Proportional to 49,788,455.10, 74,794,657.05 and 47,884,890.30

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Solution

The fourth proportional to 49,788,455.10, 74,794,657.05 and 47,884,890.30 is: 71,935,028.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,788,455.10 : 74,794,657.05 = 47,884,890.30 : x
  2. Step 2: Convert to fraction form
    49,788,455.10/74,794,657.05 = 47,884,890.30/x
  3. Step 3: Cross multiply
    49,788,455.10x = 74,794,657.05 × 47,884,890.30
  4. Step 4: Simplify right side
    49,788,455.10x = 3,581,533,947,865,371
  5. Step 5: Solve for x
    x = 3,581,533,947,865,371/49,788,455.10
  6. Step 6: Final answer
    x = 71,935,028.73

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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.