Home / 12,010,590.84-18,023,280.76-4,722,768.12

Finding the Fourth Proportional to 12,010,590.84, 18,023,280.76 and 4,722,768.12

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Solution

The fourth proportional to 12,010,590.84, 18,023,280.76 and 4,722,768.12 is: 7,087,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,590.84 : 18,023,280.76 = 4,722,768.12 : x
  2. Step 2: Convert to fraction form
    12,010,590.84/18,023,280.76 = 4,722,768.12/x
  3. Step 3: Cross multiply
    12,010,590.84x = 18,023,280.76 × 4,722,768.12
  4. Step 4: Simplify right side
    12,010,590.84x = 85,119,775,791,137.38
  5. Step 5: Solve for x
    x = 85,119,775,791,137.38/12,010,590.84
  6. Step 6: Final answer
    x = 7,087,059.82

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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.