Home / 19,939,750.20-29,909,625.30-17,069,968.80

Finding the Fourth Proportional to 19,939,750.20, 29,909,625.30 and 17,069,968.80

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Solution

The fourth proportional to 19,939,750.20, 29,909,625.30 and 17,069,968.80 is: 25,604,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,939,750.20 : 29,909,625.30 = 17,069,968.80 : x
  2. Step 2: Convert to fraction form
    19,939,750.20/29,909,625.30 = 17,069,968.80/x
  3. Step 3: Cross multiply
    19,939,750.20x = 29,909,625.30 × 17,069,968.80
  4. Step 4: Simplify right side
    19,939,750.20x = 510,556,370,690,690.69
  5. Step 5: Solve for x
    x = 510,556,370,690,690.69/19,939,750.20
  6. Step 6: Final answer
    x = 25,604,953.20

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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.