Home / 19,586,473.92-27,029,990.40-10,885,013.28

Finding the Fourth Proportional to 19,586,473.92, 27,029,990.40 and 10,885,013.28

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Solution

The fourth proportional to 19,586,473.92, 27,029,990.40 and 10,885,013.28 is: 15,021,683.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,473.92 : 27,029,990.40 = 10,885,013.28 : x
  2. Step 2: Convert to fraction form
    19,586,473.92/27,029,990.40 = 10,885,013.28/x
  3. Step 3: Cross multiply
    19,586,473.92x = 27,029,990.40 × 10,885,013.28
  4. Step 4: Simplify right side
    19,586,473.92x = 294,221,804,462,272.50
  5. Step 5: Solve for x
    x = 294,221,804,462,272.50/19,586,473.92
  6. Step 6: Final answer
    x = 15,021,683.11

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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.