Home / 19,701,964.80-29,552,947.20-17,788,777.20

Finding the Fourth Proportional to 19,701,964.80, 29,552,947.20 and 17,788,777.20

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Solution

The fourth proportional to 19,701,964.80, 29,552,947.20 and 17,788,777.20 is: 26,683,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,964.80 : 29,552,947.20 = 17,788,777.20 : x
  2. Step 2: Convert to fraction form
    19,701,964.80/29,552,947.20 = 17,788,777.20/x
  3. Step 3: Cross multiply
    19,701,964.80x = 29,552,947.20 × 17,788,777.20
  4. Step 4: Simplify right side
    19,701,964.80x = 525,710,793,344,163.81
  5. Step 5: Solve for x
    x = 525,710,793,344,163.81/19,701,964.80
  6. Step 6: Final answer
    x = 26,683,165.80

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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.