Home / 12,406,720.20-18,610,080.30-6,029,428.20

Finding the Fourth Proportional to 12,406,720.20, 18,610,080.30 and 6,029,428.20

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Solution

The fourth proportional to 12,406,720.20, 18,610,080.30 and 6,029,428.20 is: 9,044,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,406,720.20 : 18,610,080.30 = 6,029,428.20 : x
  2. Step 2: Convert to fraction form
    12,406,720.20/18,610,080.30 = 6,029,428.20/x
  3. Step 3: Cross multiply
    12,406,720.20x = 18,610,080.30 × 6,029,428.20
  4. Step 4: Simplify right side
    12,406,720.20x = 112,208,142,965,084.47
  5. Step 5: Solve for x
    x = 112,208,142,965,084.47/12,406,720.20
  6. Step 6: Final answer
    x = 9,044,142.30

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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.