Home / 10,890,186.48-16,337,145.96-3,315,740.40

Finding the Fourth Proportional to 10,890,186.48, 16,337,145.96 and 3,315,740.40

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Solution

The fourth proportional to 10,890,186.48, 16,337,145.96 and 3,315,740.40 is: 4,974,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,186.48 : 16,337,145.96 = 3,315,740.40 : x
  2. Step 2: Convert to fraction form
    10,890,186.48/16,337,145.96 = 3,315,740.40/x
  3. Step 3: Cross multiply
    10,890,186.48x = 16,337,145.96 × 3,315,740.40
  4. Step 4: Simplify right side
    10,890,186.48x = 54,169,734,880,268.79
  5. Step 5: Solve for x
    x = 54,169,734,880,268.79/10,890,186.48
  6. Step 6: Final answer
    x = 4,974,178.82

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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.