Home / 8,281,051.70-12,421,966.35-2,601,461.30

Finding the Fourth Proportional to 8,281,051.70, 12,421,966.35 and 2,601,461.30

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Solution

The fourth proportional to 8,281,051.70, 12,421,966.35 and 2,601,461.30 is: 3,902,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,051.70 : 12,421,966.35 = 2,601,461.30 : x
  2. Step 2: Convert to fraction form
    8,281,051.70/12,421,966.35 = 2,601,461.30/x
  3. Step 3: Cross multiply
    8,281,051.70x = 12,421,966.35 × 2,601,461.30
  4. Step 4: Simplify right side
    8,281,051.70x = 32,315,264,729,427.25
  5. Step 5: Solve for x
    x = 32,315,264,729,427.25/8,281,051.70
  6. Step 6: Final answer
    x = 3,902,314.09

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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.