Home / 12,238,267.20-18,357,400.80-5,860,975.20

Finding the Fourth Proportional to 12,238,267.20, 18,357,400.80 and 5,860,975.20

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Solution

The fourth proportional to 12,238,267.20, 18,357,400.80 and 5,860,975.20 is: 8,791,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238,267.20 : 18,357,400.80 = 5,860,975.20 : x
  2. Step 2: Convert to fraction form
    12,238,267.20/18,357,400.80 = 5,860,975.20/x
  3. Step 3: Cross multiply
    12,238,267.20x = 18,357,400.80 × 5,860,975.20
  4. Step 4: Simplify right side
    12,238,267.20x = 107,592,270,825,260.17
  5. Step 5: Solve for x
    x = 107,592,270,825,260.17/12,238,267.20
  6. Step 6: Final answer
    x = 8,791,462.80

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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.