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Finding the Fourth Proportional to 64,650,603.83, 89,219,722.97 and 35,283,821.13

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Solution

The fourth proportional to 64,650,603.83, 89,219,722.97 and 35,283,821.13 is: 48,692,704.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,650,603.83 : 89,219,722.97 = 35,283,821.13 : x
  2. Step 2: Convert to fraction form
    64,650,603.83/89,219,722.97 = 35,283,821.13/x
  3. Step 3: Cross multiply
    64,650,603.83x = 89,219,722.97 × 35,283,821.13
  4. Step 4: Simplify right side
    64,650,603.83x = 3,148,012,746,629,842
  5. Step 5: Solve for x
    x = 3,148,012,746,629,842/64,650,603.83
  6. Step 6: Final answer
    x = 48,692,704.48

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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.