Home / 12,834,427.55-19,238,679.70-8,045,473.46

Finding the Fourth Proportional to 12,834,427.55, 19,238,679.70 and 8,045,473.46

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Solution

The fourth proportional to 12,834,427.55, 19,238,679.70 and 8,045,473.46 is: 12,060,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,427.55 : 19,238,679.70 = 8,045,473.46 : x
  2. Step 2: Convert to fraction form
    12,834,427.55/19,238,679.70 = 8,045,473.46/x
  3. Step 3: Cross multiply
    12,834,427.55x = 19,238,679.70 × 8,045,473.46
  4. Step 4: Simplify right side
    12,834,427.55x = 154,784,286,815,483.69
  5. Step 5: Solve for x
    x = 154,784,286,815,483.69/12,834,427.55
  6. Step 6: Final answer
    x = 12,060,084.98

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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.