Home / 17,064,646.80-25,596,970.20-12,529,683.60

Finding the Fourth Proportional to 17,064,646.80, 25,596,970.20 and 12,529,683.60

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Solution

The fourth proportional to 17,064,646.80, 25,596,970.20 and 12,529,683.60 is: 18,794,525.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,064,646.80 : 25,596,970.20 = 12,529,683.60 : x
  2. Step 2: Convert to fraction form
    17,064,646.80/25,596,970.20 = 12,529,683.60/x
  3. Step 3: Cross multiply
    17,064,646.80x = 25,596,970.20 × 12,529,683.60
  4. Step 4: Simplify right side
    17,064,646.80x = 320,721,937,724,628.69
  5. Step 5: Solve for x
    x = 320,721,937,724,628.69/17,064,646.80
  6. Step 6: Final answer
    x = 18,794,525.40

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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.