Home / 69,012,065.40-103,478,732.10-25,882,675.80

Finding the Fourth Proportional to 69,012,065.40, 103,478,732.10 and 25,882,675.80

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Solution

The fourth proportional to 69,012,065.40, 103,478,732.10 and 25,882,675.80 is: 38,809,249.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,012,065.40 : 103,478,732.10 = 25,882,675.80 : x
  2. Step 2: Convert to fraction form
    69,012,065.40/103,478,732.10 = 25,882,675.80/x
  3. Step 3: Cross multiply
    69,012,065.40x = 103,478,732.10 × 25,882,675.80
  4. Step 4: Simplify right side
    69,012,065.40x = 2,678,306,475,139,353
  5. Step 5: Solve for x
    x = 2,678,306,475,139,353/69,012,065.40
  6. Step 6: Final answer
    x = 38,809,249.65

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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.