Home / 12,292,248.60-18,441,137.70-3,772,978.20

Finding the Fourth Proportional to 12,292,248.60, 18,441,137.70 and 3,772,978.20

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Solution

The fourth proportional to 12,292,248.60, 18,441,137.70 and 3,772,978.20 is: 5,660,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,248.60 : 18,441,137.70 = 3,772,978.20 : x
  2. Step 2: Convert to fraction form
    12,292,248.60/18,441,137.70 = 3,772,978.20/x
  3. Step 3: Cross multiply
    12,292,248.60x = 18,441,137.70 × 3,772,978.20
  4. Step 4: Simplify right side
    12,292,248.60x = 69,578,010,525,298.14
  5. Step 5: Solve for x
    x = 69,578,010,525,298.14/12,292,248.60
  6. Step 6: Final answer
    x = 5,660,315.93

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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.