Home / 75,029,417.23-103,540,595.79-40,690,601.23

Finding the Fourth Proportional to 75,029,417.23, 103,540,595.79 and 40,690,601.23

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Solution

The fourth proportional to 75,029,417.23, 103,540,595.79 and 40,690,601.23 is: 56,153,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,029,417.23 : 103,540,595.79 = 40,690,601.23 : x
  2. Step 2: Convert to fraction form
    75,029,417.23/103,540,595.79 = 40,690,601.23/x
  3. Step 3: Cross multiply
    75,029,417.23x = 103,540,595.79 × 40,690,601.23
  4. Step 4: Simplify right side
    75,029,417.23x = 4,213,129,093,860,695.50
  5. Step 5: Solve for x
    x = 4,213,129,093,860,695.50/75,029,417.23
  6. Step 6: Final answer
    x = 56,153,029.70

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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.