Home / 19,931,911.10-29,897,866.65-16,743,265.10

Finding the Fourth Proportional to 19,931,911.10, 29,897,866.65 and 16,743,265.10

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Solution

The fourth proportional to 19,931,911.10, 29,897,866.65 and 16,743,265.10 is: 25,114,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931,911.10 : 29,897,866.65 = 16,743,265.10 : x
  2. Step 2: Convert to fraction form
    19,931,911.10/29,897,866.65 = 16,743,265.10/x
  3. Step 3: Cross multiply
    19,931,911.10x = 29,897,866.65 × 16,743,265.10
  4. Step 4: Simplify right side
    19,931,911.10x = 500,587,907,245,398.88
  5. Step 5: Solve for x
    x = 500,587,907,245,398.88/19,931,911.10
  6. Step 6: Final answer
    x = 25,114,897.65

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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.