Home / 19,701,952.80-29,552,929.20-17,788,765.20

Finding the Fourth Proportional to 19,701,952.80, 29,552,929.20 and 17,788,765.20

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Solution

The fourth proportional to 19,701,952.80, 29,552,929.20 and 17,788,765.20 is: 26,683,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701,952.80 : 29,552,929.20 = 17,788,765.20 : x
  2. Step 2: Convert to fraction form
    19,701,952.80/29,552,929.20 = 17,788,765.20/x
  3. Step 3: Cross multiply
    19,701,952.80x = 29,552,929.20 × 17,788,765.20
  4. Step 4: Simplify right side
    19,701,952.80x = 525,710,118,511,023.81
  5. Step 5: Solve for x
    x = 525,710,118,511,023.81/19,701,952.80
  6. Step 6: Final answer
    x = 26,683,147.80

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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.