Home / 19,023,730.25-28,535,261.40-13,182,529.37

Finding the Fourth Proportional to 19,023,730.25, 28,535,261.40 and 13,182,529.37

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Solution

The fourth proportional to 19,023,730.25, 28,535,261.40 and 13,182,529.37 is: 19,773,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023,730.25 : 28,535,261.40 = 13,182,529.37 : x
  2. Step 2: Convert to fraction form
    19,023,730.25/28,535,261.40 = 13,182,529.37/x
  3. Step 3: Cross multiply
    19,023,730.25x = 28,535,261.40 × 13,182,529.37
  4. Step 4: Simplify right side
    19,023,730.25x = 376,166,921,343,451
  5. Step 5: Solve for x
    x = 376,166,921,343,451/19,023,730.25
  6. Step 6: Final answer
    x = 19,773,562.62

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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.