Home / 9,072,912.15-13,609,368.23-6,805,430.55

Finding the Fourth Proportional to 9,072,912.15, 13,609,368.23 and 6,805,430.55

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Solution

The fourth proportional to 9,072,912.15, 13,609,368.23 and 6,805,430.55 is: 10,208,145.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,912.15 : 13,609,368.23 = 6,805,430.55 : x
  2. Step 2: Convert to fraction form
    9,072,912.15/13,609,368.23 = 6,805,430.55/x
  3. Step 3: Cross multiply
    9,072,912.15x = 13,609,368.23 × 6,805,430.55
  4. Step 4: Simplify right side
    9,072,912.15x = 92,617,610,284,614.27
  5. Step 5: Solve for x
    x = 92,617,610,284,614.27/9,072,912.15
  6. Step 6: Final answer
    x = 10,208,145.83

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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.