Home / 16,505,622.40-24,758,433.60-5,145,980.80

Finding the Fourth Proportional to 16,505,622.40, 24,758,433.60 and 5,145,980.80

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Solution

The fourth proportional to 16,505,622.40, 24,758,433.60 and 5,145,980.80 is: 7,718,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,505,622.40 : 24,758,433.60 = 5,145,980.80 : x
  2. Step 2: Convert to fraction form
    16,505,622.40/24,758,433.60 = 5,145,980.80/x
  3. Step 3: Cross multiply
    16,505,622.40x = 24,758,433.60 × 5,145,980.80
  4. Step 4: Simplify right side
    16,505,622.40x = 127,406,423,943,674.89
  5. Step 5: Solve for x
    x = 127,406,423,943,674.89/16,505,622.40
  6. Step 6: Final answer
    x = 7,718,971.20

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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.