Home / 19,209,002.31-26,517,356.37-11,366,048.52

Finding the Fourth Proportional to 19,209,002.31, 26,517,356.37 and 11,366,048.52

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Solution

The fourth proportional to 19,209,002.31, 26,517,356.37 and 11,366,048.52 is: 15,690,432.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209,002.31 : 26,517,356.37 = 11,366,048.52 : x
  2. Step 2: Convert to fraction form
    19,209,002.31/26,517,356.37 = 11,366,048.52/x
  3. Step 3: Cross multiply
    19,209,002.31x = 26,517,356.37 × 11,366,048.52
  4. Step 4: Simplify right side
    19,209,002.31x = 301,397,559,123,551.06
  5. Step 5: Solve for x
    x = 301,397,559,123,551.06/19,209,002.31
  6. Step 6: Final answer
    x = 15,690,432.76

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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.