Home / 18,713,999.10-28,070,998.65-10,651,842.30

Finding the Fourth Proportional to 18,713,999.10, 28,070,998.65 and 10,651,842.30

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Solution

The fourth proportional to 18,713,999.10, 28,070,998.65 and 10,651,842.30 is: 15,977,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713,999.10 : 28,070,998.65 = 10,651,842.30 : x
  2. Step 2: Convert to fraction form
    18,713,999.10/28,070,998.65 = 10,651,842.30/x
  3. Step 3: Cross multiply
    18,713,999.10x = 28,070,998.65 × 10,651,842.30
  4. Step 4: Simplify right side
    18,713,999.10x = 299,007,850,823,312.88
  5. Step 5: Solve for x
    x = 299,007,850,823,312.88/18,713,999.10
  6. Step 6: Final answer
    x = 15,977,763.45

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Similar ratio
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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.