Home / 38,055,656.40-56,966,844.60-20,964,008.40

Finding the Fourth Proportional to 38,055,656.40, 56,966,844.60 and 20,964,008.40

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Solution

The fourth proportional to 38,055,656.40, 56,966,844.60 and 20,964,008.40 is: 31,381,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055,656.40 : 56,966,844.60 = 20,964,008.40 : x
  2. Step 2: Convert to fraction form
    38,055,656.40/56,966,844.60 = 20,964,008.40/x
  3. Step 3: Cross multiply
    38,055,656.40x = 56,966,844.60 × 20,964,008.40
  4. Step 4: Simplify right side
    38,055,656.40x = 1,194,253,408,715,894.50
  5. Step 5: Solve for x
    x = 1,194,253,408,715,894.50/38,055,656.40
  6. Step 6: Final answer
    x = 31,381,758.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.