Home / 10,672,209.65-14,727,653.87-5,777,431.62

Finding the Fourth Proportional to 10,672,209.65, 14,727,653.87 and 5,777,431.62

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Solution

The fourth proportional to 10,672,209.65, 14,727,653.87 and 5,777,431.62 is: 7,972,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,209.65 : 14,727,653.87 = 5,777,431.62 : x
  2. Step 2: Convert to fraction form
    10,672,209.65/14,727,653.87 = 5,777,431.62/x
  3. Step 3: Cross multiply
    10,672,209.65x = 14,727,653.87 × 5,777,431.62
  4. Step 4: Simplify right side
    10,672,209.65x = 85,088,013,128,066.22
  5. Step 5: Solve for x
    x = 85,088,013,128,066.22/10,672,209.65
  6. Step 6: Final answer
    x = 7,972,858.10

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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.