Home / 8,276,754.16-11,415,449.96-5,377,079.28

Finding the Fourth Proportional to 8,276,754.16, 11,415,449.96 and 5,377,079.28

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Solution

The fourth proportional to 8,276,754.16, 11,415,449.96 and 5,377,079.28 is: 7,416,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,754.16 : 11,415,449.96 = 5,377,079.28 : x
  2. Step 2: Convert to fraction form
    8,276,754.16/11,415,449.96 = 5,377,079.28/x
  3. Step 3: Cross multiply
    8,276,754.16x = 11,415,449.96 × 5,377,079.28
  4. Step 4: Simplify right side
    8,276,754.16x = 61,381,779,451,792.84
  5. Step 5: Solve for x
    x = 61,381,779,451,792.84/8,276,754.16
  6. Step 6: Final answer
    x = 7,416,165.60

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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.