Home / 14,042,208.70-21,063,313.05-12,152,640.70

Finding the Fourth Proportional to 14,042,208.70, 21,063,313.05 and 12,152,640.70

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Solution

The fourth proportional to 14,042,208.70, 21,063,313.05 and 12,152,640.70 is: 18,228,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,208.70 : 21,063,313.05 = 12,152,640.70 : x
  2. Step 2: Convert to fraction form
    14,042,208.70/21,063,313.05 = 12,152,640.70/x
  3. Step 3: Cross multiply
    14,042,208.70x = 21,063,313.05 × 12,152,640.70
  4. Step 4: Simplify right side
    14,042,208.70x = 255,974,875,448,271.12
  5. Step 5: Solve for x
    x = 255,974,875,448,271.12/14,042,208.70
  6. Step 6: Final answer
    x = 18,228,961.05

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Similar ratio
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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.