Home / 28,362,797.65-39,140,741.82-16,443,927.53

Finding the Fourth Proportional to 28,362,797.65, 39,140,741.82 and 16,443,927.53

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Solution

The fourth proportional to 28,362,797.65, 39,140,741.82 and 16,443,927.53 is: 22,692,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,362,797.65 : 39,140,741.82 = 16,443,927.53 : x
  2. Step 2: Convert to fraction form
    28,362,797.65/39,140,741.82 = 16,443,927.53/x
  3. Step 3: Cross multiply
    28,362,797.65x = 39,140,741.82 × 16,443,927.53
  4. Step 4: Simplify right side
    28,362,797.65x = 643,627,522,098,928.75
  5. Step 5: Solve for x
    x = 643,627,522,098,928.75/28,362,797.65
  6. Step 6: Final answer
    x = 22,692,667.00

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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.