Home / 8,281,092.60-12,421,638.90-2,601,307.80

Finding the Fourth Proportional to 8,281,092.60, 12,421,638.90 and 2,601,307.80

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Solution

The fourth proportional to 8,281,092.60, 12,421,638.90 and 2,601,307.80 is: 3,901,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281,092.60 : 12,421,638.90 = 2,601,307.80 : x
  2. Step 2: Convert to fraction form
    8,281,092.60/12,421,638.90 = 2,601,307.80/x
  3. Step 3: Cross multiply
    8,281,092.60x = 12,421,638.90 × 2,601,307.80
  4. Step 4: Simplify right side
    8,281,092.60x = 32,312,506,159,353.42
  5. Step 5: Solve for x
    x = 32,312,506,159,353.42/8,281,092.60
  6. Step 6: Final answer
    x = 3,901,961.70

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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.