Home / 19,539,475.36-26,976,708.28-12,582,256.56

Finding the Fourth Proportional to 19,539,475.36, 26,976,708.28 and 12,582,256.56

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Solution

The fourth proportional to 19,539,475.36, 26,976,708.28 and 12,582,256.56 is: 17,371,390.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539,475.36 : 26,976,708.28 = 12,582,256.56 : x
  2. Step 2: Convert to fraction form
    19,539,475.36/26,976,708.28 = 12,582,256.56/x
  3. Step 3: Cross multiply
    19,539,475.36x = 26,976,708.28 × 12,582,256.56
  4. Step 4: Simplify right side
    19,539,475.36x = 339,427,864,723,236.38
  5. Step 5: Solve for x
    x = 339,427,864,723,236.38/19,539,475.36
  6. Step 6: Final answer
    x = 17,371,390.91

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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.