Home / 19,461,472.56-26,862,436-12,850,887.19

Finding the Fourth Proportional to 19,461,472.56, 26,862,436 and 12,850,887.19

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Solution

The fourth proportional to 19,461,472.56, 26,862,436 and 12,850,887.19 is: 17,737,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461,472.56 : 26,862,436 = 12,850,887.19 : x
  2. Step 2: Convert to fraction form
    19,461,472.56/26,862,436 = 12,850,887.19/x
  3. Step 3: Cross multiply
    19,461,472.56x = 26,862,436 × 12,850,887.19
  4. Step 4: Simplify right side
    19,461,472.56x = 345,206,134,684,594.81
  5. Step 5: Solve for x
    x = 345,206,134,684,594.81/19,461,472.56
  6. Step 6: Final answer
    x = 17,737,924.69

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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.