Home / 40,815,671.56-56,323,500.96-25,345,426.48

Finding the Fourth Proportional to 40,815,671.56, 56,323,500.96 and 25,345,426.48

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Solution

The fourth proportional to 40,815,671.56, 56,323,500.96 and 25,345,426.48 is: 34,975,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,815,671.56 : 56,323,500.96 = 25,345,426.48 : x
  2. Step 2: Convert to fraction form
    40,815,671.56/56,323,500.96 = 25,345,426.48/x
  3. Step 3: Cross multiply
    40,815,671.56x = 56,323,500.96 × 25,345,426.48
  4. Step 4: Simplify right side
    40,815,671.56x = 1,427,543,152,677,889.50
  5. Step 5: Solve for x
    x = 1,427,543,152,677,889.50/40,815,671.56
  6. Step 6: Final answer
    x = 34,975,368.48

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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.