Home / 10,875,390.44-15,007,721.36-5,980,607.40

Finding the Fourth Proportional to 10,875,390.44, 15,007,721.36 and 5,980,607.40

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Solution

The fourth proportional to 10,875,390.44, 15,007,721.36 and 5,980,607.40 is: 8,253,063.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,390.44 : 15,007,721.36 = 5,980,607.40 : x
  2. Step 2: Convert to fraction form
    10,875,390.44/15,007,721.36 = 5,980,607.40/x
  3. Step 3: Cross multiply
    10,875,390.44x = 15,007,721.36 × 5,980,607.40
  4. Step 4: Simplify right side
    10,875,390.44x = 89,755,289,422,754.06
  5. Step 5: Solve for x
    x = 89,755,289,422,754.06/10,875,390.44
  6. Step 6: Final answer
    x = 8,253,063.64

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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.