Home / 14,820,691.64-20,452,114.24-8,205,574.32

Finding the Fourth Proportional to 14,820,691.64, 20,452,114.24 and 8,205,574.32

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Solution

The fourth proportional to 14,820,691.64, 20,452,114.24 and 8,205,574.32 is: 11,323,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820,691.64 : 20,452,114.24 = 8,205,574.32 : x
  2. Step 2: Convert to fraction form
    14,820,691.64/20,452,114.24 = 8,205,574.32/x
  3. Step 3: Cross multiply
    14,820,691.64x = 20,452,114.24 × 8,205,574.32
  4. Step 4: Simplify right side
    14,820,691.64x = 167,821,343,376,936.41
  5. Step 5: Solve for x
    x = 167,821,343,376,936.41/14,820,691.64
  6. Step 6: Final answer
    x = 11,323,448.83

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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.