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Finding the Fourth Proportional to 35,205,429.60, 52,817,475.60 and 12,483,957.60

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Solution

The fourth proportional to 35,205,429.60, 52,817,475.60 and 12,483,957.60 is: 18,729,245.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,205,429.60 : 52,817,475.60 = 12,483,957.60 : x
  2. Step 2: Convert to fraction form
    35,205,429.60/52,817,475.60 = 12,483,957.60/x
  3. Step 3: Cross multiply
    35,205,429.60x = 52,817,475.60 × 12,483,957.60
  4. Step 4: Simplify right side
    35,205,429.60x = 659,371,125,929,434.50
  5. Step 5: Solve for x
    x = 659,371,125,929,434.50/35,205,429.60
  6. Step 6: Final answer
    x = 18,729,245.27

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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.