Home / 19,218,763.84-26,521,896.68-10,516,938.28

Finding the Fourth Proportional to 19,218,763.84, 26,521,896.68 and 10,516,938.28

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Solution

The fourth proportional to 19,218,763.84, 26,521,896.68 and 10,516,938.28 is: 14,513,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,763.84 : 26,521,896.68 = 10,516,938.28 : x
  2. Step 2: Convert to fraction form
    19,218,763.84/26,521,896.68 = 10,516,938.28/x
  3. Step 3: Cross multiply
    19,218,763.84x = 26,521,896.68 × 10,516,938.28
  4. Step 4: Simplify right side
    19,218,763.84x = 278,929,150,452,096.88
  5. Step 5: Solve for x
    x = 278,929,150,452,096.88/19,218,763.84
  6. Step 6: Final answer
    x = 14,513,376.24

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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.