Home / 10,215,230.95-14,097,114.89-5,631,716.35

Finding the Fourth Proportional to 10,215,230.95, 14,097,114.89 and 5,631,716.35

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Solution

The fourth proportional to 10,215,230.95, 14,097,114.89 and 5,631,716.35 is: 7,771,821.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,230.95 : 14,097,114.89 = 5,631,716.35 : x
  2. Step 2: Convert to fraction form
    10,215,230.95/14,097,114.89 = 5,631,716.35/x
  3. Step 3: Cross multiply
    10,215,230.95x = 14,097,114.89 × 5,631,716.35
  4. Step 4: Simplify right side
    10,215,230.95x = 79,390,952,413,841.45
  5. Step 5: Solve for x
    x = 79,390,952,413,841.45/10,215,230.95
  6. Step 6: Final answer
    x = 7,771,821.59

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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.