Home / 18,036,666-24,890,919.84-9,776,998.80

Finding the Fourth Proportional to 18,036,666, 24,890,919.84 and 9,776,998.80

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Solution

The fourth proportional to 18,036,666, 24,890,919.84 and 9,776,998.80 is: 13,492,432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036,666 : 24,890,919.84 = 9,776,998.80 : x
  2. Step 2: Convert to fraction form
    18,036,666/24,890,919.84 = 9,776,998.80/x
  3. Step 3: Cross multiply
    18,036,666x = 24,890,919.84 × 9,776,998.80
  4. Step 4: Simplify right side
    18,036,666x = 243,358,493,406,576.22
  5. Step 5: Solve for x
    x = 243,358,493,406,576.22/18,036,666
  6. Step 6: Final answer
    x = 13,492,432.22

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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.