Home / 56,823,973.20-78,438,407.40-37,246,122.48

Finding the Fourth Proportional to 56,823,973.20, 78,438,407.40 and 37,246,122.48

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Solution

The fourth proportional to 56,823,973.20, 78,438,407.40 and 37,246,122.48 is: 51,413,626.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,823,973.20 : 78,438,407.40 = 37,246,122.48 : x
  2. Step 2: Convert to fraction form
    56,823,973.20/78,438,407.40 = 37,246,122.48/x
  3. Step 3: Cross multiply
    56,823,973.20x = 78,438,407.40 × 37,246,122.48
  4. Step 4: Simplify right side
    56,823,973.20x = 2,921,526,529,156,538.50
  5. Step 5: Solve for x
    x = 2,921,526,529,156,538.50/56,823,973.20
  6. Step 6: Final answer
    x = 51,413,626.41

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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.