Home / 40,768,948.45-56,260,436.97-22,183,461.60

Finding the Fourth Proportional to 40,768,948.45, 56,260,436.97 and 22,183,461.60

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Solution

The fourth proportional to 40,768,948.45, 56,260,436.97 and 22,183,461.60 is: 30,612,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768,948.45 : 56,260,436.97 = 22,183,461.60 : x
  2. Step 2: Convert to fraction form
    40,768,948.45/56,260,436.97 = 22,183,461.60/x
  3. Step 3: Cross multiply
    40,768,948.45x = 56,260,436.97 × 22,183,461.60
  4. Step 4: Simplify right side
    40,768,948.45x = 1,248,051,243,123,215.50
  5. Step 5: Solve for x
    x = 1,248,051,243,123,215.50/40,768,948.45
  6. Step 6: Final answer
    x = 30,612,789.65

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1.5x scale

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.