Home / 19,683,904.80-29,525,857.20-6,899,796.30

Finding the Fourth Proportional to 19,683,904.80, 29,525,857.20 and 6,899,796.30

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Solution

The fourth proportional to 19,683,904.80, 29,525,857.20 and 6,899,796.30 is: 10,349,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,904.80 : 29,525,857.20 = 6,899,796.30 : x
  2. Step 2: Convert to fraction form
    19,683,904.80/29,525,857.20 = 6,899,796.30/x
  3. Step 3: Cross multiply
    19,683,904.80x = 29,525,857.20 × 6,899,796.30
  4. Step 4: Simplify right side
    19,683,904.80x = 203,722,400,262,888.34
  5. Step 5: Solve for x
    x = 203,722,400,262,888.34/19,683,904.80
  6. Step 6: Final answer
    x = 10,349,694.45

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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.