Home / 19,722,631.23-27,216,708.98-11,020,875.34

Finding the Fourth Proportional to 19,722,631.23, 27,216,708.98 and 11,020,875.34

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Solution

The fourth proportional to 19,722,631.23, 27,216,708.98 and 11,020,875.34 is: 15,208,516.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,631.23 : 27,216,708.98 = 11,020,875.34 : x
  2. Step 2: Convert to fraction form
    19,722,631.23/27,216,708.98 = 11,020,875.34/x
  3. Step 3: Cross multiply
    19,722,631.23x = 27,216,708.98 × 11,020,875.34
  4. Step 4: Simplify right side
    19,722,631.23x = 299,951,956,833,638.56
  5. Step 5: Solve for x
    x = 299,951,956,833,638.56/19,722,631.23
  6. Step 6: Final answer
    x = 15,208,516.21

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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.