Home / 19,685,348.70-29,528,023.05-17,347,008.30

Finding the Fourth Proportional to 19,685,348.70, 29,528,023.05 and 17,347,008.30

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Solution

The fourth proportional to 19,685,348.70, 29,528,023.05 and 17,347,008.30 is: 26,020,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685,348.70 : 29,528,023.05 = 17,347,008.30 : x
  2. Step 2: Convert to fraction form
    19,685,348.70/29,528,023.05 = 17,347,008.30/x
  3. Step 3: Cross multiply
    19,685,348.70x = 29,528,023.05 × 17,347,008.30
  4. Step 4: Simplify right side
    19,685,348.70x = 512,222,860,930,941.38
  5. Step 5: Solve for x
    x = 512,222,860,930,941.38/19,685,348.70
  6. Step 6: Final answer
    x = 26,020,512.45

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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.