Home / 7,858,726.40-10,844,939.04-4,420,966.40

Finding the Fourth Proportional to 7,858,726.40, 10,844,939.04 and 4,420,966.40

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Solution

The fourth proportional to 7,858,726.40, 10,844,939.04 and 4,420,966.40 is: 6,100,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,726.40 : 10,844,939.04 = 4,420,966.40 : x
  2. Step 2: Convert to fraction form
    7,858,726.40/10,844,939.04 = 4,420,966.40/x
  3. Step 3: Cross multiply
    7,858,726.40x = 10,844,939.04 × 4,420,966.40
  4. Step 4: Simplify right side
    7,858,726.40x = 47,945,111,105,888.26
  5. Step 5: Solve for x
    x = 47,945,111,105,888.26/7,858,726.40
  6. Step 6: Final answer
    x = 6,100,875.47

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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.