Home / 32,597,433.60-48,878,435.70-13,430,128.20

Finding the Fourth Proportional to 32,597,433.60, 48,878,435.70 and 13,430,128.20

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Solution

The fourth proportional to 32,597,433.60, 48,878,435.70 and 13,430,128.20 is: 20,137,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,597,433.60 : 48,878,435.70 = 13,430,128.20 : x
  2. Step 2: Convert to fraction form
    32,597,433.60/48,878,435.70 = 13,430,128.20/x
  3. Step 3: Cross multiply
    32,597,433.60x = 48,878,435.70 × 13,430,128.20
  4. Step 4: Simplify right side
    32,597,433.60x = 656,443,657,666,456.75
  5. Step 5: Solve for x
    x = 656,443,657,666,456.75/32,597,433.60
  6. Step 6: Final answer
    x = 20,137,893.85

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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.