Home / 21,564,714.24-32,362,679.34-8,436,068.64

Finding the Fourth Proportional to 21,564,714.24, 32,362,679.34 and 8,436,068.64

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Solution

The fourth proportional to 21,564,714.24, 32,362,679.34 and 8,436,068.64 is: 12,660,208.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564,714.24 : 32,362,679.34 = 8,436,068.64 : x
  2. Step 2: Convert to fraction form
    21,564,714.24/32,362,679.34 = 8,436,068.64/x
  3. Step 3: Cross multiply
    21,564,714.24x = 32,362,679.34 × 8,436,068.64
  4. Step 4: Simplify right side
    21,564,714.24x = 273,013,784,286,549.91
  5. Step 5: Solve for x
    x = 273,013,784,286,549.91/21,564,714.24
  6. Step 6: Final answer
    x = 12,660,208.77

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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.