Home / 19,275,026.42-28,868,410.83-9,693,128.18

Finding the Fourth Proportional to 19,275,026.42, 28,868,410.83 and 9,693,128.18

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Solution

The fourth proportional to 19,275,026.42, 28,868,410.83 and 9,693,128.18 is: 14,517,500.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275,026.42 : 28,868,410.83 = 9,693,128.18 : x
  2. Step 2: Convert to fraction form
    19,275,026.42/28,868,410.83 = 9,693,128.18/x
  3. Step 3: Cross multiply
    19,275,026.42x = 28,868,410.83 × 9,693,128.18
  4. Step 4: Simplify right side
    19,275,026.42x = 279,825,206,528,090.16
  5. Step 5: Solve for x
    x = 279,825,206,528,090.16/19,275,026.42
  6. Step 6: Final answer
    x = 14,517,500.54

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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.