Home / 21,934,055.40-30,259,467.03-13,227,389.70

Finding the Fourth Proportional to 21,934,055.40, 30,259,467.03 and 13,227,389.70

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Solution

The fourth proportional to 21,934,055.40, 30,259,467.03 and 13,227,389.70 is: 18,248,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,934,055.40 : 30,259,467.03 = 13,227,389.70 : x
  2. Step 2: Convert to fraction form
    21,934,055.40/30,259,467.03 = 13,227,389.70/x
  3. Step 3: Cross multiply
    21,934,055.40x = 30,259,467.03 × 13,227,389.70
  4. Step 4: Simplify right side
    21,934,055.40x = 400,253,762,520,111.56
  5. Step 5: Solve for x
    x = 400,253,762,520,111.56/21,934,055.40
  6. Step 6: Final answer
    x = 18,248,051.04

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1.5x scale

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.