Home / 18,323,039.12-27,484,543.01-4,676,184.43

Finding the Fourth Proportional to 18,323,039.12, 27,484,543.01 and 4,676,184.43

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Solution

The fourth proportional to 18,323,039.12, 27,484,543.01 and 4,676,184.43 is: 7,014,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323,039.12 : 27,484,543.01 = 4,676,184.43 : x
  2. Step 2: Convert to fraction form
    18,323,039.12/27,484,543.01 = 4,676,184.43/x
  3. Step 3: Cross multiply
    18,323,039.12x = 27,484,543.01 × 4,676,184.43
  4. Step 4: Simplify right side
    18,323,039.12x = 128,522,792,032,006.44
  5. Step 5: Solve for x
    x = 128,522,792,032,006.44/18,323,039.12
  6. Step 6: Final answer
    x = 7,014,272.64

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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.