Home / 10,941,157.90-16,397,066.85-8,515,240.51

Finding the Fourth Proportional to 10,941,157.90, 16,397,066.85 and 8,515,240.51

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Solution

The fourth proportional to 10,941,157.90, 16,397,066.85 and 8,515,240.51 is: 12,761,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941,157.90 : 16,397,066.85 = 8,515,240.51 : x
  2. Step 2: Convert to fraction form
    10,941,157.90/16,397,066.85 = 8,515,240.51/x
  3. Step 3: Cross multiply
    10,941,157.90x = 16,397,066.85 × 8,515,240.51
  4. Step 4: Simplify right side
    10,941,157.90x = 139,624,967,886,298.09
  5. Step 5: Solve for x
    x = 139,624,967,886,298.09/10,941,157.90
  6. Step 6: Final answer
    x = 12,761,443.46

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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.