Home / 14,112,108.80-21,168,163.20-9,334,534.40

Finding the Fourth Proportional to 14,112,108.80, 21,168,163.20 and 9,334,534.40

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Solution

The fourth proportional to 14,112,108.80, 21,168,163.20 and 9,334,534.40 is: 14,001,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,108.80 : 21,168,163.20 = 9,334,534.40 : x
  2. Step 2: Convert to fraction form
    14,112,108.80/21,168,163.20 = 9,334,534.40/x
  3. Step 3: Cross multiply
    14,112,108.80x = 21,168,163.20 × 9,334,534.40
  4. Step 4: Simplify right side
    14,112,108.80x = 197,594,947,575,214.09
  5. Step 5: Solve for x
    x = 197,594,947,575,214.09/14,112,108.80
  6. Step 6: Final answer
    x = 14,001,801.60

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Double scale
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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.