Home / 57,358,269.60-79,154,423.49-31,252,787.43

Finding the Fourth Proportional to 57,358,269.60, 79,154,423.49 and 31,252,787.43

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Solution

The fourth proportional to 57,358,269.60, 79,154,423.49 and 31,252,787.43 is: 43,128,852.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358,269.60 : 79,154,423.49 = 31,252,787.43 : x
  2. Step 2: Convert to fraction form
    57,358,269.60/79,154,423.49 = 31,252,787.43/x
  3. Step 3: Cross multiply
    57,358,269.60x = 79,154,423.49 × 31,252,787.43
  4. Step 4: Simplify right side
    57,358,269.60x = 2,473,796,371,477,168.50
  5. Step 5: Solve for x
    x = 2,473,796,371,477,168.50/57,358,269.60
  6. Step 6: Final answer
    x = 43,128,852.89

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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.