Home / 21,579,013.44-32,346,709.77-9,290,992.05

Finding the Fourth Proportional to 21,579,013.44, 32,346,709.77 and 9,290,992.05

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Solution

The fourth proportional to 21,579,013.44, 32,346,709.77 and 9,290,992.05 is: 13,927,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,013.44 : 32,346,709.77 = 9,290,992.05 : x
  2. Step 2: Convert to fraction form
    21,579,013.44/32,346,709.77 = 9,290,992.05/x
  3. Step 3: Cross multiply
    21,579,013.44x = 32,346,709.77 × 9,290,992.05
  4. Step 4: Simplify right side
    21,579,013.44x = 300,533,023,316,727.38
  5. Step 5: Solve for x
    x = 300,533,023,316,727.38/21,579,013.44
  6. Step 6: Final answer
    x = 13,927,097.46

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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.