Home / 19,218,835.84-26,521,996.08-10,517,010.52

Finding the Fourth Proportional to 19,218,835.84, 26,521,996.08 and 10,517,010.52

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Solution

The fourth proportional to 19,218,835.84, 26,521,996.08 and 10,517,010.52 is: 14,513,475.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,835.84 : 26,521,996.08 = 10,517,010.52 : x
  2. Step 2: Convert to fraction form
    19,218,835.84/26,521,996.08 = 10,517,010.52/x
  3. Step 3: Cross multiply
    19,218,835.84x = 26,521,996.08 × 10,517,010.52
  4. Step 4: Simplify right side
    19,218,835.84x = 278,932,111,784,758.72
  5. Step 5: Solve for x
    x = 278,932,111,784,758.72/19,218,835.84
  6. Step 6: Final answer
    x = 14,513,475.95

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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.