Home / 10,404,867.80-15,601,080.90-5,366,019.80

Finding the Fourth Proportional to 10,404,867.80, 15,601,080.90 and 5,366,019.80

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Solution

The fourth proportional to 10,404,867.80, 15,601,080.90 and 5,366,019.80 is: 8,045,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,867.80 : 15,601,080.90 = 5,366,019.80 : x
  2. Step 2: Convert to fraction form
    10,404,867.80/15,601,080.90 = 5,366,019.80/x
  3. Step 3: Cross multiply
    10,404,867.80x = 15,601,080.90 × 5,366,019.80
  4. Step 4: Simplify right side
    10,404,867.80x = 83,715,709,010,801.81
  5. Step 5: Solve for x
    x = 83,715,709,010,801.81/10,404,867.80
  6. Step 6: Final answer
    x = 8,045,821.50

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1.5x scale

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.