Home / 10,997,145.45-16,495,718.18-9,579,969.45

Finding the Fourth Proportional to 10,997,145.45, 16,495,718.18 and 9,579,969.45

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Solution

The fourth proportional to 10,997,145.45, 16,495,718.18 and 9,579,969.45 is: 14,369,954.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997,145.45 : 16,495,718.18 = 9,579,969.45 : x
  2. Step 2: Convert to fraction form
    10,997,145.45/16,495,718.18 = 9,579,969.45/x
  3. Step 3: Cross multiply
    10,997,145.45x = 16,495,718.18 × 9,579,969.45
  4. Step 4: Simplify right side
    10,997,145.45x = 158,028,476,172,309.75
  5. Step 5: Solve for x
    x = 158,028,476,172,309.75/10,997,145.45
  6. Step 6: Final answer
    x = 14,369,954.18

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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.