Home / 12,605,155.42-18,912,498.33-4,934,282.47

Finding the Fourth Proportional to 12,605,155.42, 18,912,498.33 and 4,934,282.47

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Solution

The fourth proportional to 12,605,155.42, 18,912,498.33 and 4,934,282.47 is: 7,403,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,605,155.42 : 18,912,498.33 = 4,934,282.47 : x
  2. Step 2: Convert to fraction form
    12,605,155.42/18,912,498.33 = 4,934,282.47/x
  3. Step 3: Cross multiply
    12,605,155.42x = 18,912,498.33 × 4,934,282.47
  4. Step 4: Simplify right side
    12,605,155.42x = 93,319,608,973,623.27
  5. Step 5: Solve for x
    x = 93,319,608,973,623.27/12,605,155.42
  6. Step 6: Final answer
    x = 7,403,289.04

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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.