Home / 19,683,467.20-29,525,200.80-19,152,026.20

Finding the Fourth Proportional to 19,683,467.20, 29,525,200.80 and 19,152,026.20

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Solution

The fourth proportional to 19,683,467.20, 29,525,200.80 and 19,152,026.20 is: 28,728,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,467.20 : 29,525,200.80 = 19,152,026.20 : x
  2. Step 2: Convert to fraction form
    19,683,467.20/29,525,200.80 = 19,152,026.20/x
  3. Step 3: Cross multiply
    19,683,467.20x = 29,525,200.80 × 19,152,026.20
  4. Step 4: Simplify right side
    19,683,467.20x = 565,467,419,281,861
  5. Step 5: Solve for x
    x = 565,467,419,281,861/19,683,467.20
  6. Step 6: Final answer
    x = 28,728,039.30

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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.