Home / 12,132,133.20-18,185,252.40-6,054,897.60

Finding the Fourth Proportional to 12,132,133.20, 18,185,252.40 and 6,054,897.60

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Solution

The fourth proportional to 12,132,133.20, 18,185,252.40 and 6,054,897.60 is: 9,075,884.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,133.20 : 18,185,252.40 = 6,054,897.60 : x
  2. Step 2: Convert to fraction form
    12,132,133.20/18,185,252.40 = 6,054,897.60/x
  3. Step 3: Cross multiply
    12,132,133.20x = 18,185,252.40 × 6,054,897.60
  4. Step 4: Simplify right side
    12,132,133.20x = 110,109,841,112,154.22
  5. Step 5: Solve for x
    x = 110,109,841,112,154.22/12,132,133.20
  6. Step 6: Final answer
    x = 9,075,884.62

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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.