Home / 31,918,390.20-44,048,465.42-18,876,828.06

Finding the Fourth Proportional to 31,918,390.20, 44,048,465.42 and 18,876,828.06

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Solution

The fourth proportional to 31,918,390.20, 44,048,465.42 and 18,876,828.06 is: 26,050,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,390.20 : 44,048,465.42 = 18,876,828.06 : x
  2. Step 2: Convert to fraction form
    31,918,390.20/44,048,465.42 = 18,876,828.06/x
  3. Step 3: Cross multiply
    31,918,390.20x = 44,048,465.42 × 18,876,828.06
  4. Step 4: Simplify right side
    31,918,390.20x = 831,495,307,945,811.50
  5. Step 5: Solve for x
    x = 831,495,307,945,811.50/31,918,390.20
  6. Step 6: Final answer
    x = 26,050,665.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.