Home / 13,861,411.05-20,784,505.81-4,274,127.93

Finding the Fourth Proportional to 13,861,411.05, 20,784,505.81 and 4,274,127.93

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Solution

The fourth proportional to 13,861,411.05, 20,784,505.81 and 4,274,127.93 is: 6,408,845.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861,411.05 : 20,784,505.81 = 4,274,127.93 : x
  2. Step 2: Convert to fraction form
    13,861,411.05/20,784,505.81 = 4,274,127.93/x
  3. Step 3: Cross multiply
    13,861,411.05x = 20,784,505.81 × 4,274,127.93
  4. Step 4: Simplify right side
    13,861,411.05x = 88,835,636,679,160.42
  5. Step 5: Solve for x
    x = 88,835,636,679,160.42/13,861,411.05
  6. Step 6: Final answer
    x = 6,408,845.13

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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.