Home / 12,802,053.42-19,204,989.57-4,714,407.18

Finding the Fourth Proportional to 12,802,053.42, 19,204,989.57 and 4,714,407.18

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Solution

The fourth proportional to 12,802,053.42, 19,204,989.57 and 4,714,407.18 is: 7,072,313.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802,053.42 : 19,204,989.57 = 4,714,407.18 : x
  2. Step 2: Convert to fraction form
    12,802,053.42/19,204,989.57 = 4,714,407.18/x
  3. Step 3: Cross multiply
    12,802,053.42x = 19,204,989.57 × 4,714,407.18
  4. Step 4: Simplify right side
    12,802,053.42x = 90,540,140,720,633.11
  5. Step 5: Solve for x
    x = 90,540,140,720,633.11/12,802,053.42
  6. Step 6: Final answer
    x = 7,072,313.93

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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.