Home / 56,168,003.60-84,252,005.40-47,685,942.80

Finding the Fourth Proportional to 56,168,003.60, 84,252,005.40 and 47,685,942.80

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Solution

The fourth proportional to 56,168,003.60, 84,252,005.40 and 47,685,942.80 is: 71,528,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,168,003.60 : 84,252,005.40 = 47,685,942.80 : x
  2. Step 2: Convert to fraction form
    56,168,003.60/84,252,005.40 = 47,685,942.80/x
  3. Step 3: Cross multiply
    56,168,003.60x = 84,252,005.40 × 47,685,942.80
  4. Step 4: Simplify right side
    56,168,003.60x = 4,017,636,310,289,691
  5. Step 5: Solve for x
    x = 4,017,636,310,289,691/56,168,003.60
  6. Step 6: Final answer
    x = 71,528,914.20

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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.