Home / 10,365,053.10-15,547,579.65-9,945,149.10

Finding the Fourth Proportional to 10,365,053.10, 15,547,579.65 and 9,945,149.10

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Solution

The fourth proportional to 10,365,053.10, 15,547,579.65 and 9,945,149.10 is: 14,917,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,053.10 : 15,547,579.65 = 9,945,149.10 : x
  2. Step 2: Convert to fraction form
    10,365,053.10/15,547,579.65 = 9,945,149.10/x
  3. Step 3: Cross multiply
    10,365,053.10x = 15,547,579.65 × 9,945,149.10
  4. Step 4: Simplify right side
    10,365,053.10x = 154,622,997,763,375.81
  5. Step 5: Solve for x
    x = 154,622,997,763,375.81/10,365,053.10
  6. Step 6: Final answer
    x = 14,917,723.65

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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.