Home / 13,237,584.28-19,856,428.80-8,748,862.36

Finding the Fourth Proportional to 13,237,584.28, 19,856,428.80 and 8,748,862.36

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Solution

The fourth proportional to 13,237,584.28, 19,856,428.80 and 8,748,862.36 is: 13,123,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,584.28 : 19,856,428.80 = 8,748,862.36 : x
  2. Step 2: Convert to fraction form
    13,237,584.28/19,856,428.80 = 8,748,862.36/x
  3. Step 3: Cross multiply
    13,237,584.28x = 19,856,428.80 × 8,748,862.36
  4. Step 4: Simplify right side
    13,237,584.28x = 173,721,162,532,339.97
  5. Step 5: Solve for x
    x = 173,721,162,532,339.97/13,237,584.28
  6. Step 6: Final answer
    x = 13,123,328.16

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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.