Home / 12,834,353.52-19,238,576.40-8,045,405.87

Finding the Fourth Proportional to 12,834,353.52, 19,238,576.40 and 8,045,405.87

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Solution

The fourth proportional to 12,834,353.52, 19,238,576.40 and 8,045,405.87 is: 12,059,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,353.52 : 19,238,576.40 = 8,045,405.87 : x
  2. Step 2: Convert to fraction form
    12,834,353.52/19,238,576.40 = 8,045,405.87/x
  3. Step 3: Cross multiply
    12,834,353.52x = 19,238,576.40 × 8,045,405.87
  4. Step 4: Simplify right side
    12,834,353.52x = 154,782,155,402,810.59
  5. Step 5: Solve for x
    x = 154,782,155,402,810.59/12,834,353.52
  6. Step 6: Final answer
    x = 12,059,988.46

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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.