Home / 28,522,145.40-42,783,218.10-17,184,737.40

Finding the Fourth Proportional to 28,522,145.40, 42,783,218.10 and 17,184,737.40

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Solution

The fourth proportional to 28,522,145.40, 42,783,218.10 and 17,184,737.40 is: 25,777,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,522,145.40 : 42,783,218.10 = 17,184,737.40 : x
  2. Step 2: Convert to fraction form
    28,522,145.40/42,783,218.10 = 17,184,737.40/x
  3. Step 3: Cross multiply
    28,522,145.40x = 42,783,218.10 × 17,184,737.40
  4. Step 4: Simplify right side
    28,522,145.40x = 735,218,368,175,426.88
  5. Step 5: Solve for x
    x = 735,218,368,175,426.88/28,522,145.40
  6. Step 6: Final answer
    x = 25,777,106.10

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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.