Home / 37,432,113.80-56,166,833.10-21,270,475.40

Finding the Fourth Proportional to 37,432,113.80, 56,166,833.10 and 21,270,475.40

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Solution

The fourth proportional to 37,432,113.80, 56,166,833.10 and 21,270,475.40 is: 31,916,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,432,113.80 : 56,166,833.10 = 21,270,475.40 : x
  2. Step 2: Convert to fraction form
    37,432,113.80/56,166,833.10 = 21,270,475.40/x
  3. Step 3: Cross multiply
    37,432,113.80x = 56,166,833.10 × 21,270,475.40
  4. Step 4: Simplify right side
    37,432,113.80x = 1,194,695,241,749,455.75
  5. Step 5: Solve for x
    x = 1,194,695,241,749,455.75/37,432,113.80
  6. Step 6: Final answer
    x = 31,916,317.85

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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.