Home / 10,127,988.95-13,976,623.67-5,481,773.23

Finding the Fourth Proportional to 10,127,988.95, 13,976,623.67 and 5,481,773.23

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Solution

The fourth proportional to 10,127,988.95, 13,976,623.67 and 5,481,773.23 is: 7,564,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127,988.95 : 13,976,623.67 = 5,481,773.23 : x
  2. Step 2: Convert to fraction form
    10,127,988.95/13,976,623.67 = 5,481,773.23/x
  3. Step 3: Cross multiply
    10,127,988.95x = 13,976,623.67 × 5,481,773.23
  4. Step 4: Simplify right side
    10,127,988.95x = 76,616,681,382,698.36
  5. Step 5: Solve for x
    x = 76,616,681,382,698.36/10,127,988.95
  6. Step 6: Final answer
    x = 7,564,846.46

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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.