Home / 12,524,576.61-17,283,907.56-7,017,996.72

Finding the Fourth Proportional to 12,524,576.61, 17,283,907.56 and 7,017,996.72

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Solution

The fourth proportional to 12,524,576.61, 17,283,907.56 and 7,017,996.72 is: 9,684,830.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,576.61 : 17,283,907.56 = 7,017,996.72 : x
  2. Step 2: Convert to fraction form
    12,524,576.61/17,283,907.56 = 7,017,996.72/x
  3. Step 3: Cross multiply
    12,524,576.61x = 17,283,907.56 × 7,017,996.72
  4. Step 4: Simplify right side
    12,524,576.61x = 121,298,406,490,242.34
  5. Step 5: Solve for x
    x = 121,298,406,490,242.34/12,524,576.61
  6. Step 6: Final answer
    x = 9,684,830.89

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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.