Home / 7,926,242.15-11,869,179.81-5,222,369.98

Finding the Fourth Proportional to 7,926,242.15, 11,869,179.81 and 5,222,369.98

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Solution

The fourth proportional to 7,926,242.15, 11,869,179.81 and 5,222,369.98 is: 7,820,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926,242.15 : 11,869,179.81 = 5,222,369.98 : x
  2. Step 2: Convert to fraction form
    7,926,242.15/11,869,179.81 = 5,222,369.98/x
  3. Step 3: Cross multiply
    7,926,242.15x = 11,869,179.81 × 5,222,369.98
  4. Step 4: Simplify right side
    7,926,242.15x = 61,985,248,326,966.11
  5. Step 5: Solve for x
    x = 61,985,248,326,966.11/7,926,242.15
  6. Step 6: Final answer
    x = 7,820,256.71

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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.