Home / 13,236,474.70-19,854,712.05-4,726,420.30

Finding the Fourth Proportional to 13,236,474.70, 19,854,712.05 and 4,726,420.30

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Solution

The fourth proportional to 13,236,474.70, 19,854,712.05 and 4,726,420.30 is: 7,089,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,474.70 : 19,854,712.05 = 4,726,420.30 : x
  2. Step 2: Convert to fraction form
    13,236,474.70/19,854,712.05 = 4,726,420.30/x
  3. Step 3: Cross multiply
    13,236,474.70x = 19,854,712.05 × 4,726,420.30
  4. Step 4: Simplify right side
    13,236,474.70x = 93,841,714,083,774.61
  5. Step 5: Solve for x
    x = 93,841,714,083,774.61/13,236,474.70
  6. Step 6: Final answer
    x = 7,089,630.45

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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.