Home / 19,105,655.28-26,365,806.04-10,403,825.36

Finding the Fourth Proportional to 19,105,655.28, 26,365,806.04 and 10,403,825.36

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Solution

The fourth proportional to 19,105,655.28, 26,365,806.04 and 10,403,825.36 is: 14,357,279.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105,655.28 : 26,365,806.04 = 10,403,825.36 : x
  2. Step 2: Convert to fraction form
    19,105,655.28/26,365,806.04 = 10,403,825.36/x
  3. Step 3: Cross multiply
    19,105,655.28x = 26,365,806.04 × 10,403,825.36
  4. Step 4: Simplify right side
    19,105,655.28x = 274,305,241,515,793.16
  5. Step 5: Solve for x
    x = 274,305,241,515,793.16/19,105,655.28
  6. Step 6: Final answer
    x = 14,357,279.95

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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.