Home / 52,755,101.21-72,802,467.20-29,234,030.89

Finding the Fourth Proportional to 52,755,101.21, 72,802,467.20 and 29,234,030.89

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Solution

The fourth proportional to 52,755,101.21, 72,802,467.20 and 29,234,030.89 is: 40,343,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,755,101.21 : 72,802,467.20 = 29,234,030.89 : x
  2. Step 2: Convert to fraction form
    52,755,101.21/72,802,467.20 = 29,234,030.89/x
  3. Step 3: Cross multiply
    52,755,101.21x = 72,802,467.20 × 29,234,030.89
  4. Step 4: Simplify right side
    52,755,101.21x = 2,128,309,574,993,012
  5. Step 5: Solve for x
    x = 2,128,309,574,993,012/52,755,101.21
  6. Step 6: Final answer
    x = 40,343,199.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.