Home / 19,511,547.12-26,924,874.30-10,809,200.88

Finding the Fourth Proportional to 19,511,547.12, 26,924,874.30 and 10,809,200.88

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Solution

The fourth proportional to 19,511,547.12, 26,924,874.30 and 10,809,200.88 is: 14,916,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511,547.12 : 26,924,874.30 = 10,809,200.88 : x
  2. Step 2: Convert to fraction form
    19,511,547.12/26,924,874.30 = 10,809,200.88/x
  3. Step 3: Cross multiply
    19,511,547.12x = 26,924,874.30 × 10,809,200.88
  4. Step 4: Simplify right side
    19,511,547.12x = 291,036,374,977,449.44
  5. Step 5: Solve for x
    x = 291,036,374,977,449.44/19,511,547.12
  6. Step 6: Final answer
    x = 14,916,109.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.