Home / 14,105,422.80-21,158,134.20-9,066,574.80

Finding the Fourth Proportional to 14,105,422.80, 21,158,134.20 and 9,066,574.80

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Solution

The fourth proportional to 14,105,422.80, 21,158,134.20 and 9,066,574.80 is: 13,599,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105,422.80 : 21,158,134.20 = 9,066,574.80 : x
  2. Step 2: Convert to fraction form
    14,105,422.80/21,158,134.20 = 9,066,574.80/x
  3. Step 3: Cross multiply
    14,105,422.80x = 21,158,134.20 × 9,066,574.80
  4. Step 4: Simplify right side
    14,105,422.80x = 191,831,806,352,738.16
  5. Step 5: Solve for x
    x = 191,831,806,352,738.16/14,105,422.80
  6. Step 6: Final answer
    x = 13,599,862.20

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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.