Home / 19,539,471.36-26,976,702.76-12,582,252.56

Finding the Fourth Proportional to 19,539,471.36, 26,976,702.76 and 12,582,252.56

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Solution

The fourth proportional to 19,539,471.36, 26,976,702.76 and 12,582,252.56 is: 17,371,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539,471.36 : 26,976,702.76 = 12,582,252.56 : x
  2. Step 2: Convert to fraction form
    19,539,471.36/26,976,702.76 = 12,582,252.56/x
  3. Step 3: Cross multiply
    19,539,471.36x = 26,976,702.76 × 12,582,252.56
  4. Step 4: Simplify right side
    19,539,471.36x = 339,427,687,362,369.12
  5. Step 5: Solve for x
    x = 339,427,687,362,369.12/19,539,471.36
  6. Step 6: Final answer
    x = 17,371,385.39

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1.5x scale

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.