Home / 9,880,434.38-13,634,999.45-5,358,450.38

Finding the Fourth Proportional to 9,880,434.38, 13,634,999.45 and 5,358,450.38

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Solution

The fourth proportional to 9,880,434.38, 13,634,999.45 and 5,358,450.38 is: 7,394,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,434.38 : 13,634,999.45 = 5,358,450.38 : x
  2. Step 2: Convert to fraction form
    9,880,434.38/13,634,999.45 = 5,358,450.38/x
  3. Step 3: Cross multiply
    9,880,434.38x = 13,634,999.45 × 5,358,450.38
  4. Step 4: Simplify right side
    9,880,434.38x = 73,062,467,984,152.28
  5. Step 5: Solve for x
    x = 73,062,467,984,152.28/9,880,434.38
  6. Step 6: Final answer
    x = 7,394,661.53

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1.5x scale

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.