Home / 8,969,663.16-13,456,457.00-2,905,007.90

Finding the Fourth Proportional to 8,969,663.16, 13,456,457.00 and 2,905,007.90

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Solution

The fourth proportional to 8,969,663.16, 13,456,457.00 and 2,905,007.90 is: 4,358,147.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,663.16 : 13,456,457.00 = 2,905,007.90 : x
  2. Step 2: Convert to fraction form
    8,969,663.16/13,456,457.00 = 2,905,007.90/x
  3. Step 3: Cross multiply
    8,969,663.16x = 13,456,457.00 × 2,905,007.90
  4. Step 4: Simplify right side
    8,969,663.16x = 39,091,113,820,096.75
  5. Step 5: Solve for x
    x = 39,091,113,820,096.75/8,969,663.16
  6. Step 6: Final answer
    x = 4,358,147.36

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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.