Home / 13,902,295.40-20,853,443.10-12,957,511.40

Finding the Fourth Proportional to 13,902,295.40, 20,853,443.10 and 12,957,511.40

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Solution

The fourth proportional to 13,902,295.40, 20,853,443.10 and 12,957,511.40 is: 19,436,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,295.40 : 20,853,443.10 = 12,957,511.40 : x
  2. Step 2: Convert to fraction form
    13,902,295.40/20,853,443.10 = 12,957,511.40/x
  3. Step 3: Cross multiply
    13,902,295.40x = 20,853,443.10 × 12,957,511.40
  4. Step 4: Simplify right side
    13,902,295.40x = 270,208,726,697,501.38
  5. Step 5: Solve for x
    x = 270,208,726,697,501.38/13,902,295.40
  6. Step 6: Final answer
    x = 19,436,267.10

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1.5x scale

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.