Home / 28,017,291.60-42,043,652.10-16,502,736.60

Finding the Fourth Proportional to 28,017,291.60, 42,043,652.10 and 16,502,736.60

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Solution

The fourth proportional to 28,017,291.60, 42,043,652.10 and 16,502,736.60 is: 24,764,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,291.60 : 42,043,652.10 = 16,502,736.60 : x
  2. Step 2: Convert to fraction form
    28,017,291.60/42,043,652.10 = 16,502,736.60/x
  3. Step 3: Cross multiply
    28,017,291.60x = 42,043,652.10 × 16,502,736.60
  4. Step 4: Simplify right side
    28,017,291.60x = 693,835,316,308,336.88
  5. Step 5: Solve for x
    x = 693,835,316,308,336.88/28,017,291.60
  6. Step 6: Final answer
    x = 24,764,539.21

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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.