Home / 10,715,171.23-14,786,925.06-5,820,397.21

Finding the Fourth Proportional to 10,715,171.23, 14,786,925.06 and 5,820,397.21

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Solution

The fourth proportional to 10,715,171.23, 14,786,925.06 and 5,820,397.21 is: 8,032,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715,171.23 : 14,786,925.06 = 5,820,397.21 : x
  2. Step 2: Convert to fraction form
    10,715,171.23/14,786,925.06 = 5,820,397.21/x
  3. Step 3: Cross multiply
    10,715,171.23x = 14,786,925.06 × 5,820,397.21
  4. Step 4: Simplify right side
    10,715,171.23x = 86,065,777,363,703.08
  5. Step 5: Solve for x
    x = 86,065,777,363,703.08/10,715,171.23
  6. Step 6: Final answer
    x = 8,032,142.05

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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.