Home / 12,329,575.14-18,501,669-6,869,240.30

Finding the Fourth Proportional to 12,329,575.14, 18,501,669 and 6,869,240.30

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Solution

The fourth proportional to 12,329,575.14, 18,501,669 and 6,869,240.30 is: 10,307,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,329,575.14 : 18,501,669 = 6,869,240.30 : x
  2. Step 2: Convert to fraction form
    12,329,575.14/18,501,669 = 6,869,240.30/x
  3. Step 3: Cross multiply
    12,329,575.14x = 18,501,669 × 6,869,240.30
  4. Step 4: Simplify right side
    12,329,575.14x = 127,092,410,312,060.70
  5. Step 5: Solve for x
    x = 127,092,410,312,060.70/12,329,575.14
  6. Step 6: Final answer
    x = 10,307,931.04

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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.