Home / 28,849,361.64-43,205,346.35-16,693,206.45

Finding the Fourth Proportional to 28,849,361.64, 43,205,346.35 and 16,693,206.45

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Solution

The fourth proportional to 28,849,361.64, 43,205,346.35 and 16,693,206.45 is: 25,000,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849,361.64 : 43,205,346.35 = 16,693,206.45 : x
  2. Step 2: Convert to fraction form
    28,849,361.64/43,205,346.35 = 16,693,206.45/x
  3. Step 3: Cross multiply
    28,849,361.64x = 43,205,346.35 × 16,693,206.45
  4. Step 4: Simplify right side
    28,849,361.64x = 721,235,766,364,304
  5. Step 5: Solve for x
    x = 721,235,766,364,304/28,849,361.64
  6. Step 6: Final answer
    x = 25,000,059.81

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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.