Home / 19,328,491.88-26,671,945.38-10,626,439.40

Finding the Fourth Proportional to 19,328,491.88, 26,671,945.38 and 10,626,439.40

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Solution

The fourth proportional to 19,328,491.88, 26,671,945.38 and 10,626,439.40 is: 14,663,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328,491.88 : 26,671,945.38 = 10,626,439.40 : x
  2. Step 2: Convert to fraction form
    19,328,491.88/26,671,945.38 = 10,626,439.40/x
  3. Step 3: Cross multiply
    19,328,491.88x = 26,671,945.38 × 10,626,439.40
  4. Step 4: Simplify right side
    19,328,491.88x = 283,427,811,260,680
  5. Step 5: Solve for x
    x = 283,427,811,260,680/19,328,491.88
  6. Step 6: Final answer
    x = 14,663,731.29

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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.